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All Words (74 Words)

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Advanced Words (21 Words)

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Word List

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Word	Meaning	Advanced
creature	n: a living being, especially an animal
splash	v: to cause liquid to scatter in irregular drops, especially with force
swamp	n: an area of low-lying land that is flooded or saturated with water, often having a growth of natural vegetation
reptile	n: a cold-blooded animal that has dry, scaly skin and lays eggs on land, such as snakes, lizards, and turtles
defend	v: to protect someone or something from attack, criticism, danger, etc.
shell	n: hard outer covering or case of eggs, nuts, some seeds, and some animals
belly	n: the front part of the body below the chest, containing the stomach and bowels; the rounded or curved part of an object, such as a ship or aircraft
ancestor	n: a person from whom one is descended; a forefather
illustrate	v: to provide pictures, photographs, diagrams, etc. in a book or something for explanation
modern	adj: of or belonging to the present time or recent times
develop	v: 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
separate	v: to force, take, or pull apart; mark as different
embryo	n: an animal organism in the early stages of growth, either in its mother’s womb or in an egg, or a plant that is developing in a seed
extension	n: a thing that is added to something to make it longer, larger, or wider; an educational opportunity provided by colleges and universities to people who are not enrolled as regular students; an additional telephone set that is connected to the same telephone line
skeleton	n: the structure of bones in a human or animal body, or a framework of bones or other material that supports a plant
undifferentiated	adj: having few or no clear distinctive characters; (of cells) not having specialized or mature structures or functions
specific	adj: clearly defined or particular to a certain thing or situation; distinct, explicit, and precise
tissue	n: an ensemble of similar cells of the animal or plant that together carry out a specific function
communicate	v: to share or exchange information with others by speaking, writing, moving your body, or using other signals
mammal	n: any animal of which the female gives birth to live young, not eggs, and feeds her young on milk from her own body
bulge	v: to protrude or extend outward
carapace	n: the hard, protective shell or covering that covers the body of some animals, such as turtles, crabs, and insects
ridge	n: a long, narrow, raised landform or rock formation
expand	v: to increase or to make something greater in size, number, or importance
disk	n: a flat, circular plate, typically made of metal, glass, or plastic, used for storing data or playing music
attract	v: to draw or entice someone or something towards them through the qualities they have, especially positive ones
rib	n: each of a series of curved bones that are connected to the spine and surround the chest; (adjective) subject to laughter or ridicule
curve	n: a bend or angle in a line or surface that deviates from a straight or flat path; a gradual or smooth change in direction or shape
downward	adj: moving towards a lower position or a lower level
cage	n: a structure made of metal bars or wire in which birds or animals can be kept
outward	adj: relating to the external appearance or surface of something; visible
protein	n: a molecule made up of a long chain of amino acids, which is essential for the structure and function of the body’s tissues
convert	v: to have a talk with someone; (adjective) reversed in order, relation, or action
surrounding	adj: that is near or around, or closely encircling something
suture	n: a stitch or series of stitches used to hold together the edges of a wound or incision so that it can heal; a line of junction between two bones, particularly in the skull of an animal or human
solid	adj: hard or firm; characterized by good substantial quality
scute	n: a thick, bony, or horny plate or shield that covers an animal’s skin, especially of reptiles or fish
plastron	n: (in animals such as turtles and tortoises) the hard underbelly or protective plate that covers the ventral (belly) side of the shell
neural	adj: of or relating to a nerve or the nervous system that includes the brain
crest	n: a peak or ridge, especially on a mountain or wave; a decorative tuft or topknot
neuron	n: a cell that is specialized to carry information within the brain and between the brain and other parts of the body
cartilage	n: a tough, elastic connective tissue that is found in various parts of the body, such as the joints, the outer ear, and the tip of the nose
shield	n: a protective covering or structure, especially in the past, that soldiers held in front of their bodies to protect themselves
eventually	adv: finally, particularly after a long time or a lot of struggle, complications, and so on
obvious	adj: easy to see, discover or understand
advantage	n: a condition or circumstance that puts one in a favorable or superior position; a beneficial feature or asset that someone or something has
predator	n: an animal whose natural behavior is to prey on others
rigid	adj: extremely strict and difficult to change or adapt; incapable of or resistant to bending
rely	v: to require a specific thing or the assistance and support of someone or something to continue, run properly, or succeed.
flexible	adj: able to change or be changed to suit new conditions or situations; able to bend easily
abdominal	adj: of or relating to the part of the body that contains the stomach, intestines, and other organs
attach	v: to fasten, join, or connect one thing to another
evolve	v: to develop gradually, or to cause the development of something or someone gradually
gap	n: a conspicuous disparity or difference separates something such as a figure, people, their opinions, situation, etc.
fossil	n: any preserved remains, impression, or trace of any once-living thing that has become hard and turned into rock
broad	adj: very wide; general
anchor	n: a device, typically made of metal, that is used to moor a ship or boat in a particular place, typically by being dropped to the seabed; a central cohesive source of support and stability
forearm	n: the part of a person’s arm between the elbow and the wrist; (verb) to arm in advance of a confrontation
burrow	v: to excavate a hole or make a tunnel in the ground by digging, typically for use as a dwelling of an animal
evolution	n: a gradual process of transformation of living things
characteristic	n: a typical feature or quality that can identify, tell apart, or describe something or somebody
belong	v: to be the property of someone or something; to be a member or part of a group; to be in the proper or appropriate place
fused	adj: joined together or combined into one; blended or integrated in a way that creates a new entity
retract	v: to take back, withdraw, or revoke something that has been said or done; to disavow or repudiate a statement or assertion that one has previously made
defensive	adj: used or intended to protect someone or something against attack or aggression
spine	n: the series of bones running down the center of the back that protect the spinal cord and support the body; the backbone or vertebral column
diverse	adj: including numerous categories of individuals or entities; various
streamline	v: to simplify or make more efficient by eliminating unnecessary parts or steps
glide	v: to move smoothly and effortlessly
tortoise	n: a slow-moving, herbivorous reptile characterized by a hard shell that protects its body; many species of tortoise are long-lived and have lifespans of over 100 years
dome	n: a rounded vault forming the roof of a building or structure, typically with a circular base
jaw	n: either of the two bones at the bottom of the face that moves when you open your mouth; (verb) talk socially without exchanging too much information
squeeze	v: to apply pressure from two or more sides; to hold someone or something tightly in your arms, usually with fondness
tight	adj: fixed, fastened, or kept together firmly or closely