(verb): to speak loudly, to cry out in surprise

ex (out of) + claim (shout)

The children exclaimed "hurray" when they heard there would be no classes tomorrow.

(noun, verb): n. noise, v. to make noise

clam (to call out) + or (n. condition or activity)

The children clamored for more ice cream.

(verb): to declare loudly

pro (forward) + claim (shout)

The college’s president proclaimed March 21 to be a holiday honoring the school's award winning faculty.

(adjective): aware

cogniz  (know) + ant (adj. kind of agent; indication)

The man was cognizant of the danger of walking through the park at night.

(verb): to recognize (diseases) by symptoms

dia (through) + gnose (to know)

The patient was diagnosed with Lyme's disease.

(noun): one who believes that any ultimate reality is unknowable

ag (drive) + gnost (to know) + ic (n. related to the arts and sciences)

John is unsure of the reality of god and considers himself to be an agnostic.

(verb): to know, to identify

re (back, again) + cogn (to know) + ize (a. cause)

I thought I recognized your face from somewhere.

(noun): a dead body

corpse (body)

A corpse was found floating in the river.

(adjective): having a large body

corp (body) + ul + ent (adj. kind of agent, indication)

The corpulent politician jabbed a fat finger in the air.

(verb): to unite into one being

in (in, into) + corp (body) + or (n. condition) + ate (v. to cause)

The artist incorporated paint, photographs, and fabric into her artwork.

(adjective): formed into an association, united in one group

corp (body) + or (n. condition) + ate

(v. to cause)

The corporate structure allowed many people to work as a group.

(noun, adjective): a narrow curved shape; a quarter moon or smaller

cresc (grow) + ent (n. something that forms the action)

The crescent moon could be glimpsed through the clouds.