rick vs crick

rick and crick both are nouns.

Word	Noun	Adjective	Verb	Adverb
rick	Yes	No	Yes	No
crick	Yes	No	Yes	No

As nouns, rick and crick are synonyms defined as:

rick and crick: a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British)

Other synonyms of rick include kink, wrick.

rick (noun)	crick (noun)
a stack of hay	a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British)
a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British)

rick (verb)	crick (verb)
twist suddenly so as to sprain	twist (a body part) into a strained position
pile in ricks