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All Words (81 Words)

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Advanced Words (21 Words)

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Word List

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peern: a person who has the same age, status, or ability
extraordinaryadj: exceptional, unexpected, very unusual; surpassing the ordinary or usual
pupiln: the black circular opening in the center of the iris of the eye, through which light enters the eye; a student in school or university
indicatorn: something that shows or points out what a situation is like or how a situation is changing
ecosystemn: all the plants and living creatures in an area and the way they affect each other and the environment
hollowadj: having a hole, empty space inside, or indentation on the surface
irisn: the colored part of the eye that surrounds the pupil; a flower with showy petals, named for its resemblance to the eye’s iris
portholen: a small round window in a ship or aircraft, often with a hinged cover
strikev: to wallop somebody or something with the hand, fist, or weapon; to have an emotional or cognitive impact upon
retinan: the innermost light-sensitive membrane covering the back wall of the eyeball
sensitiveadj: able to notice slight changes, signals, or influences; able to feel or perceive other’s feelings; susceptible to the things people say or do
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
visionn: the ability to think about or see the future with imagination and intelligence; the faculty of being able to see
absorbv: to take in a fluid or other substance gradually
emotionaladj: relating to people’s feelings
varyv: to become different in terms of size, shape, etc.
greatlyadv: to an extraordinary extent or degree; very much
twilightn: the soft, diffused light from the sky when the sun is below the horizon, either from sunrise to sunrise or sunset to sunset
huntv: to go after and try to catch wild animals to kill them for food, sport, or profit
verticaladj: upright or perpendicular to a horizontal surface or line
elongatev: to extend something in length; to lengthen, stretch out, or to make longer
structuren: the way of construction of something and the arrangement of its parts, or a complex thing constructed of many parts
expandv: to increase or to make something greater in size, number, or importance
dramaticallyadv: in a very impressive manner
shrinkv: to become smaller, or to make something smaller in size or amount
slitn: a narrow cut or opening, often made by a sharp instrument or tool; (verb) to cut or make a long, narrow opening or incision in something, typically with a sharp instrument such as a knife or scissors
flexibleadj: able to change or be changed to suit new conditions or situations; able to bend easily
maximumadj: the largest or greatest amount or value attainable or attained
contourn: the outline of its shape or form; a line drawn on a map connecting points of equal height
brainn: the organ inside the head that is responsible for one’s movement, thought, memory, and feeling
visualadj: relating to seeing or sight
judgen: a person who makes decisions in a court of law; (verb) to determine the result of or form a critical opinion of something
preciseadj: sharply exact or accurate or delimited
distancen: the amount of space between two points, measured in units such as miles, meters, or kilometers; the extent, scope, or range between two things, such as distance or emotional distance
ambushn: the act of hiding and waiting for someone before the sudden attack
locatev: to specify or determine the exact position of someone or something
perceivev: to become aware or conscious of something through the senses
relativeadj: considered and evaluated through comparison with something else
horizontaladj: parallel to the ground or in a baseline; being at the same level as all members of a group
grazev: to feed on grass or other vegetation, especially by nibbling at it repeatedly; to break the skin of a body part by scraping
browsev: to shop around in a leisurely and casual way; to look through a book, magazine, Internet, etc., casually and randomly, without seeking anything in particular; (of an animal) to feed on plants
situadj: short for “situated,” meaning located or placed in a particular position or circumstance
detectv: to find or recognize something, especially something difficult to see, hear, etc.
disruptv: to prevent or stop something, especially an event, activity, or process, from continuing in the usual way by causing a problem or disturbance
horizonn: the line at which the earth’s surface and the sky appear to meet; the range of interest or activity that can be anticipated
alertv: to warn or arouse to a sense of danger; (adjective) paying close attention or being in a state of readiness for action
predatorn: an animal whose natural behavior is to prey on others
obstaclen: a thing that blocks one’s way or prevents or hinders progress
alignv: to put or arrange two or more things in a straight line or to form a straight line
rotv: to decay, or cause something to decay, naturally and gradually
eyeballn: the round part of the eye of a vertebrate that is usually inside the head and, therefore, cannot be seen
socketn: a device in a wall into which a plug is inserted to connect electrical devices to a building’s power source; a hollow into which a structure fits
nocturnaladj: relating to or occurring in the night; active or awake during the night
geckon: a small to medium-sized lizard with soft, velvety skin, short legs, and adhesive pads on the feet that allow them to climb and walk along vertical surfaces
studn: a small object with a head on one end and a sharp point on the other, used for fastening clothing, leather, or other materials; an animal used for breeding, typically a male horse or bull that is of superior breeding stock; (verb) to decorate or adorn with studs; to provide with studs for support
pinholen: a tiny hole in a material, often made by a needle, that allows light or other substances to pass through
separatev: to force, take, or pull apart; mark as different
mantisn: a type of predatory insect known for its distinctive front legs that are bent in a way that resembles a praying posture
insectn: any small creature that has six legs and a body divided into three sections
crustaceann: a type of arthropod, such as a crab, lobster, or shrimp, that has a hard outer shell or exoskeleton
opticaladj: of or relating to or light or the ability to see; (noun) the science of light and vision, and to instruments and techniques used in the study and application of light
illusionn: a false idea or belief, especially about somebody or about a situation
observern: a person who watches or notices someone or something but has no active part in it
compoundn: an item composed of two or more distinct elements combined; a chemical formed by the combination of two or more elements
composev: to write music, poetry, or formal writing; to constitute or make up a whole, or a specified part of it
aimv: to try or plan to get or achieve something
wavelengthn: the distance between two points in the same phase in consecutive cycles of a wave
dimensionn: a measurable extent of a particular kind, such as width, height, or length
circularadj: shaped like a circle; having a round form
priorityn: something that is more important than other things and should be dealt with first
extremeadj: very great in amount or degree
observationn: the act or activity of carefully examining or monitoring something or someone
chasev: to pursue something or someone to catch or capture them; to go after something vigorously or with determination; (noun) a pursuit or a hunt; a narrow groove or channel cut into a surface, often used for decorative purposes
preyn: the object of a hunt; an animal hunted or trapped for eating
recognizev: to acknowledge or realize something or someone; to identify, remember, or become aware of something that was previously known or encountered
emergev: to move out of or away from something and become visible
mongoosen: a weasel-like carnivorous mammal that is native to Asia and Africa, often kept as a pit against cobras for entertainment
explorev: to travel to or penetrate an area or a country to learn about it; to thoroughly examine a subject or a possibility to learn more about it
crescentn: a shape that is curved and tapering, often resembling a moon’s crescent shape
cuttlefishn: a sea creature with eight arms and two tentacles (= long parts like arms) that has a wide and flat shell inside its body
bizarreadj: very strange or unusual

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