sop vs concession

sop and concession both are nouns.

Word	Noun	Adjective	Verb	Adverb
sop	Yes	No	Yes	No
concession	Yes	No	No	No

As nouns, concession is a hypernym of sop; that is, concession is a word with a broader meaning than sop:

sop (noun)	concession (noun)
a concession given to mollify or placate	a contract granting the right to operate a subsidiary business
piece of solid food for dipping in a liquid	a point conceded or yielded
	the act of conceding or yielding

sop (verb)	concession (verb)
cover with liquid; pour liquid onto
dip into liquid
be or become thoroughly soaked or saturated with a liquid
give a conciliatory gift or bribe to