R Words
P Words
S Words
O Words
A Words
100

like a riot; disorderly; disturbing the peace; loud and uproarious

Riotous

100

a plant of animal that gets food or protection from another living being without benefiting that other being.

Parasite

100

the science or art of war; the careful planning and management of anything; a plan or method of action

Strategy

100

an animal or plant with organs that function together to maintain life; a living thing; anything that resembles a living thing in structure or function.

Organism

100

to change something to make it fit a new use; to adjust to something new

Adapt

200

something made known; a dramatic disclosure of something

Revelation

200

descendants; future generations

Posterity

200

containing much space; vast; roomy

Spacious

200

related to the sense of sight; visual.

Optical

200

a formal agreement between nations or people for a particular cause; the nations involved in such an agreement

Alliance

300

bitter regret; a sense of guilt

Remorse

300

a dull gray alloy of tin with lead, copper, and other metals

Pewter

300

a small, dark mammal sometimes bred for its fur; adj. black or dark

Sable

300

a published notice of a person’s death, usually with a brief biography

Obituary

300

sufficient, equal to what is required

Adequate

400

to force back; to drive away; to keep off or out; to cause to feel disgust.

Repel

400

a trial period

Probation

400

a quantity over what is needed; leftover portion; (adj.) extra, excess.

Surplus

400

not clear; not well known; hidden; dark; v. to make dim; to conceal from view; to confuse

Obscure

400

preventing infection; sterile; n. a substance that slows or stops germs.

Antiseptic

500

to send out rays of light or heat; to branch out in lines or rays from a center.

Radiate

500

coloring matter in cells of plants and animals; coloring used in paints.

Pigment

500

to support; to withstand; to provide for; to keep in existence; to uphold as reasonable; to suffer or undergo

Sustain

500

the act of or state of being left out

Omission

500

happening suddenly or unexpectedly; hasty; very steep.

Abrupt

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