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All Words (105 Words)

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Advanced Words (34 Words)

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Word List

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Word	Meaning	Advanced
coral	n: a rock-like substance created in the sea by groupings of specific types of small animals, commonly used in jewelry
reef	n: a long chain or range of rocks or sand near the ocean’s surface
silent	adj: without any or little sound
vibrant	adj: full of energy, life, and enthusiasm
beak	n: the hard and pointed or curved mouse of a bird
parrot	n: a tropical bird with a curved beak and the ability to mimic sounds, often kept as a pet and trained to copy the human voice
devour	v: to eat or consume something eagerly or ravenously; or to destroy something rapidly
crunch	n: a loud, crackling noise made by something being crushed or broken; a difficult or critical situation
immediately	adv: now or without delay
creature	n: a living being, especially an animal
seafloor	n: the bottom of the ocean
diet	n: the food and drink that a person, animal, or community eats and drinks regularly; a legislative assembly in certain countries, for example, Japan
flashy	adj: attractive or impressive by being bright, expensive, large, etc.; (used especially of clothes) marked by conspicuous display
defend	v: to protect someone or something from attack, criticism, danger, etc.
complexity	n: the state or quality of being complicated or intricate and difficult to understand
ecosystem	n: all the plants and living creatures in an area and the way they affect each other and the environment
massive	adj: enormous amount; very heavy and solid
larva	n: the immature free-living form of insect or an animal, which at hatching from the egg, is fundamentally unlike its parent and must metamorphose
settle	v: to reach an agreement of disagreement
metamorphosis	n: a profound or dramatic change in form, structure, or condition; a transformation; the process by which an animal or insect undergoes a physical transformation, such as growth, development, or maturation
polyp	n: (of zoology) a small, typically sessile, marine animal with a hollow, cylindrical body and tentacles surrounding a central mouth, often found in colonies and sometimes forming coral reefs; (of gastroenterology) an abnormal tissue growth that can occur in the colon, rectum, or other parts of the gastrointestinal tract
skeleton	n: the structure of bones in a human or animal body, or a framework of bones or other material that supports a plant
calcium	n: a chemical element with the symbol Ca and atomic number 20, which is an important mineral for the human body
carbonate	n: a carbonic acid salt or ester that contains the anion CO3
colony	n: a country or an area that is governed by a more powerful country that is often far away
dimension	n: a measurable extent of a particular kind, such as width, height, or length
structure	n: the way of construction of something and the arrangement of its parts, or a complex thing constructed of many parts
basis	n: the most important facts, ideas, or events from which something is developed; the way how things are organized or arranged
underwater	adv: below or under the surface of the water
metropolis	n: a large and densely populated city, typically the most important city or the capital of a country or region; a major center of commerce, culture, and activity
nook	n: a small corner, alcove, or recess, especially one in a room or garden providing a seat or space for quiet
cranny	n: a small, narrow opening or crack, especially in a wall or rock
countless	adj: too numerous to be counted or very many
occupy	v: to consume all of someone’s space, attention, or time
dense	adj: containing a large number of people or something with little space between them
marine	adj: relating to the sea and the creatures and plants that live there
shelter	n: a structure built to protect from poor weather, danger, or attack:
predator	n: an animal whose natural behavior is to prey on others
seaweed	n: a plant that grows in the sea or on land very close to the sea, especially marine algae
invertebrate	n: a class of animals that do not have a backbone; they include insects, worms, and mollusks
vital	adj: necessary for the success or continued existence of something
density	n: the quality of compactness of a substance
problematic	adj: full of difficulties; difficult to deal with or solve
lethal	adj: causing or capable of causing death; extremely dangerous
rely	v: to require a specific thing or the assistance and support of someone or something to continue, run properly, or succeed.
expand	v: to increase or to make something greater in size, number, or importance
competitor	n: a person who participates in a sporting contest; a person or organization that competes with others, particularly in business
evolve	v: to develop gradually, or to cause the development of something or someone gradually
smother	v: to cover or suffocate something or someone completely; to suppress or stifle a feeling or emotion
abrasion	n: the process of scraping or wearing away of a surface or substance through friction or erosion
engage	v: to attract and keep someone’s attention and interest; to participate in or obtain services of something
chemical	adj: relating to or connected with chemistry;
warfare	n: the use of military force to achieve political, economic, or social objectives
synthesize	v: to combine a substance to make a more complex product or compound
compound	n: an item composed of two or more distinct elements combined; a chemical formed by the combination of two or more elements
destroy	v: to ruin or damage severely or completely; to eradicate or eliminate completely
scrap	n: a small piece or amount of something, especially leftover from a larger whole
mosaic	n: a pattern or image made of small regular or irregular pieces of colored stone, glass, or ceramic, or the activity or method of making these
tight	adj: fixed, fastened, or kept together firmly or closely
packed	adj: extremely full of people; very crowded
scrape	v: to draw something along a rough or hard surface, typically to remove dirt or other matter
grind	v: to reduce something to small particles or powder by crushing or rubbing it; to work hard over a long period of time
consume	v: to spend something, especially fuel, energy, or time, in a large amount
simultaneously	adv: at the same time
dynamic	adj: having a lot of energy, ideas, and enthusiasm, and a strong personality; of or relating to dynamics (= the branch of physics and engineering concerned with the forces that cause motions of bodies)
convey	v: to express ideas, feelings, etc. so that it is known or understood by other people; to carry something from one place to another
dwelling	n: a house or place that someone is living in
presence	n: the fact or state that someone or something exists, occurs, or is present
routine	n: a usual or habitual way of doing things; a set sequence of steps, part of a larger computer program
sensory	adj: of or relating to the physical senses
detect	v: to find or recognize something, especially something difficult to see, hear, etc.
converse	v: to talk informally
locate	v: to specify or determine the exact position of someone or something
warn	v: to make someone aware of potential danger or difficulty, particularly one that may occur in the future
threat	n: a strong indication or likelihood of harm, danger, or adverse consequences; an expression of intent to inflict harm or injury on someone or something, often made as a means of coercion or intimidation
incidentally	adv: by the way; as an aside or in passing
survive	v: to live or exist despite a dangerous event or period
unfortunately	adv: by bad luck; unluckily
disrupt	v: to prevent or stop something, especially an event, activity, or process, from continuing in the usual way by causing a problem or disturbance
overfishing	n: the removal of too many fish from a body of water, causing a decline in population levels and harm to the ecosystem
surgeon	n: a doctor who is trained to perform medical operations that involve cutting open a person’s body
rabbitfish	n: a type of marine fish with a comparatively small head, a rabbit-like face, and a body covered in scales
unchecked	adj: not restrained or controlled; not examined or scrutinized; allowed to proceed without restraint or interference
threaten	v: to utter intentions of injury or punishment against someone
degrade	v: to make something worse, especially in quality; to show or treat someone in a way that makes them seem no value and do not have the respect or reasonable opinion of others
communal	adj: belonging to or used by a group rather than individuals; for common use
timid	adj: showing a lack of courage or confidence; easily frightened, shy, or hesitant in the face of danger or potential risk
climate	n: the weather in a particular location averaged over some long period
pollution	n: the introduction of harmful substances or waste into the natural environment that causes adverse change
contribute	v: to give something, especially money or goods, to provide or achieve something together with other people
fragile	adj: delicate or easily broken or damaged
unparalleled	adj: without parallel, equal in size, amount, quality, etc.; better or worse than any other
biodiversity	n: the number and variety of plants and animals that exist in a particular area or the world and make a balanced environment
opportune	adj: suitable or happening at a time that is suitable or convenient for a particular purpose
ecotourism	n: a form of tourism that involves responsible travel to natural areas while promoting conservation and local community development
sustainable	adj: able to continue or be continued for a long time
rocky	adj: full of or abounding in rocks; of, relating to, or made of rock
coastline	n: the particular shape of the coast (= the shore of a sea or ocean) as seen from the sea
surge	n: a sudden and great increase of something, such as a feeling, the amount or number, etc.
fortunate	adj: having good luck or lucky
quirk	n: a peculiar behavior, habit, or characteristic that is distinctive to an individual or group
critic	n: someone who expresses opinions about the quality of books, music, etc.
strategy	n: a detailed plan of action designed to achieve a long-term or overall goal.
preserve	v: to keep or maintain a particular quality, feature, etc., especially to prevent it from decaying, being damaged, or being destroyed
essential	adj: indispensable; fundamental