calamity (noun)
disaster
candidate (noun)
contestant, someone competing
caution (noun)
warning
caution (verb)
warn
cease (verb)
stop
coarse (adjective)
rough
coax (verb)
encourage
combination (noun)
mixture
commence (verb)
start, begin
commit (verb)
promise or pledge to do something
companion (noun)
someone to keep you company, a comrade
company (noun)
business
compel (verb)
force
composition (noun)
structure, mixture, what something is made of
comprehend (verb)
understand
comrade (noun)
friend, companion
conceal (verb)
hide
concentrated (adjective)
dense
concentrated (verb)
paid attention, focussed
conclude (verb)
end
conclusion (noun)
ending
condemn (verb)
punish
confer (verb)
discuss
confine (verb)
restrict