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All Words (98 Words)

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Advanced Words (28 Words)

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batn: a nocturnal animal with wings that flies and feeds at night, similar to a mouse; a piece of wood with a handle used for hitting the ball in sports including baseball, cricket, and table tennis
infectv: to affect a person, an animal, or a plant with a disease-causing organism
virusn: a tiny infectious organic material that causes disease in people, animals, and plants
rabiesn: a viral disease that affects the nervous system of mammals, including humans; transmitted through the saliva of infected animals, most often through a bite, which can lead to paralysis, seizures, and death if left untreated
diagnosev: to determine or distinguish the nature of a problem or an illness through a careful analysis
lethaladj: causing or capable of causing death; extremely dangerous
mammaln: any animal of which the female gives birth to live young, not eggs, and feeds her young on milk from her own body
fazev: to disturb or disconcert someone, often causing them to lose their confidence or composure; to unsettle, intimidate, or fluster
infectionn: a condition in which pathogenic microorganisms or viruses have entered the body
relationn: the way two persons or groups of people feel and act toward one another
evolvev: to develop gradually, or to cause the development of something or someone gradually
specificadj: clearly defined or particular to a certain thing or situation; distinct, explicit, and precise
creaturen: a living being, especially an animal
unlikelyadj: not probable or likely to happen
influenzan: (formal for flu) a highly contagious viral disease that causes fever, severe aching, and catarrh and often occurs in epidemics
relatev: to establish a connection or association between two or more things; to narrate or tell about an event, experience, or relationship; to empathize or feel sympathy with someone or something
immuneadj: protected against a particular disease or toxin due to the presence of specific antibodies or sensitized white blood cells
defendv: to protect someone or something from attack, criticism, danger, etc.
steadyadj: firmly fixed, supported, or balanced; not shaking or moving
streamn: a small, narrow river; a continuous flow of something, such as liquid, gas, people, vehicles, etc.
criterian: (plural of criterion) standards or conditions by which something may be judged or decided
typicaladj: having the usual characteristics or traits of a specific group of things
adaptationn: the action or process of changing to suit different conditions
pathogenn: a bacterium, virus, or other microorganism that causes disease
controllableadj: able to be controlled or directed
strainn: a force or pressure that stretches or pulls something, sometimes causing damage; (biology) a group of organisms within a species that differ in trivial ways from similar groups
mammalianadj: of or relating to mammals, a class of warm-blooded vertebrate animals that typically nurse their young and have hair or fur on their skin; characterized by mammalian qualities, such as nurturing and protective behavior
overdriven: a gear in a vehicle that allows the engine to operate at a higher speed than the vehicle’s speed, resulting in greater fuel efficiency and smoother driving; (verb) to drive or work too hard
horden: a large group of people or animals, especially one that is chaotic or uncontrolled
antibodyn: a substance produced in the blood that attacks and kills harmful bacteria, viruses, etc., to fight disease
inflamev: to cause very strong feelings such as anger or excitement in a person or a group of people
moleculen: a group of two or more atoms held together by attractive forces known as chemical bonds
invadev: to enter aggressively into another’s territory by military force for conquest and occupation
progressionn: the act or process of changing to the next stage or phase or moving forward
assaultn: a violent physical attack; the crime of forcing someone to submit to sexual intercourse against their will
tissuen: an ensemble of similar cells of the animal or plant that together carry out a specific function
damagev: to harm or cause injury to something or someone, often resulting in decreased value or functionality; to impair or negatively affect something, such as a reputation or relationship; (noun) harm or injury that is caused to a person, thing, or entity
virulentadj: extremely harmful or poisonous, especially in a physical or biological sense; highly infectious or contagious; intensely bitter or hostile
vulnerableadj: capable of being hurt or influenced physically or mentally
evolutionaryadj: relating to or denoting how living things develop or change from earlier forms
millenniumn: a span of 1000 years, or the 1000th anniversary (plural: millennia)
adaptv: to make fit for or change to suit a new purpose or environment
developv: to grow or expand; to improve or refine through a process of progress and refinement, often to achieve greater sophistication or complexity; to elaborate or add detail to something that is in the process of being created
traitn: a particular feature of your nature
fleev: to leave by running away, especially out of fear or danger
intensiveadj: involving a lot of work or activity in a short time
processn: a series of actions or operations performed to achieve a particular outcome or goal; a systematic procedure or approach used to accomplish a specific task or objective; a method of treating milk to make it suitable for consumption or use in other dairy products
temperaturen: the degree of hotness or coldness of a thing or place
metabolismn: the set of chemical reactions in cells or organisms that are necessary for life-sustaining
reactv: to take action in response to something
oxygenn: the chemical element with the symbol O that is present in air and water and is necessary for people, animals, and plants to live
fragmentn: a small piece or part broken off or detached
looseadj: not securely fixed or fastened in place or able to be detached or separated from something
dampenv: to make something wet or moist; to reduce the intensity or impact of something, such as a feeling, sound, or movement
damn: a wall constructed over a river to block the flow of water, mainly used to generate energy
associatev: to mentally connect someone or something with someone or something else
deployv: to move troops or weapons into a position or military action; to bring into something in an effective way
absentadj: not present in a particular place at a particular time
genomen: the complete set or sequence of genes of a human, animal, plant, or other living things
coexistv: to live or exist together at the same time in the same place
impressiveadj: arousing admiration due to size, quality, or skill
negativeadj: having the quality of something bad or harmful; expressing refusal
consequencen: the outcome of a particular action or event, especially relative to an individual
accordn: an official agreement or treaty between two organizations, countries, etc.; (verb) allow to have
efficientadj: performing at the highest level of productivity with the least wasted effort or resources; capable of achieving maximum output with minimum wasted effort, time, or materials
counteractv: to act against something to reduce its bad or harmful effects or neutralize it
frequentadj: happening constantly
sustainv: to supply enough of what somebody or something needs to survive or exist; to accept as valid
contributev: to give something, especially money or goods, to provide or achieve something together with other people
chromosomen: a long and string-like DNA molecule containing the part or all of the genetic material of an organism that controls what an animal or plant is like
sequencen: a series of related events, actions, numbers, etc., which have a particular order
telomeren: a structure that protects the terminal regions of chromosome
cousinn: the child of your aunt or uncle
grantv: to agree to give or allow somebody
lifespann: the length of time for which a person, animal lives, or thing exists
invincibleadj: incapable of being conquered, defeated, or overcome; unassailable
diseasen: a disorder or illness that affects the body or mind, often characterized by specific symptoms or abnormal functioning of organs or systems
bacterian: single-celled or noncellular spherical or spiral or rod-shaped organisms that exist in large numbers in the air, water, and soil, and also in living and dead creatures and plants, and are often a cause of disease
unfamiliaradj: not known or recognized; not experienced or encountered before
fungusn: a type of organism that includes yeasts, molds, and mushrooms, which are heterotrophic, meaning they do not produce their food and must consume organic matter to survive
ravagev: to cause damage to something badly
syndromen: a group of signs and symptoms that occur together and are characteristic of a particular condition or disorder
disruptv: to prevent or stop something, especially an event, activity, or process, from continuing in the usual way by causing a problem or disturbance
hibernationn: a state of inactivity and metabolic depression in animals during the winter
deterioratev: to become worse in quality; to decline or degenerate
criticn: someone who expresses opinions about the quality of books, music, etc.
ecosystemn: all the plants and living creatures in an area and the way they affect each other and the environment
pollinationn: the transfer of pollen from the male reproductive organs of one flower to the female reproductive organs of another flower, resulting in fertilization and the production of seeds
dispersev: to spread out or distribute over a broad region, or to cause something to do so
consumev: to spend something, especially fuel, energy, or time, in a large amount
pestn: a destructive insect or other animals that are harmful to crops, animals, or humans; someone or something that is annoying or troublesome
insectn: any small creature that has six legs and a body divided into three sections
encroachv: to advance beyond the usual or acceptable limit gradually and often without being noticed; to infringe upon someone’s territory, rights, privacy, etc.
preservev: to keep or maintain a particular quality, feature, etc., especially to prevent it from decaying, being damaged, or being destroyed
uniqueadj: being the only one of its kind; unlike anything else
antiviraladj: inhibiting or stopping the growth and reproduction of viruses; (noun) any drug that destroys viruses
viraladj: relating to or caused by a virus
immunityn: the ability of an organism to resist infection or disease, often due to the presence of antibodies

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