circulate vs propagate

circulate and propagate both are verbs.

Word	Noun	Adjective	Verb	Adverb
circulate	No	No	Yes	No
propagate	No	No	Yes	No

As verbs, circulate and propagate are synonyms defined as:

circulate (verb)	propagate (verb)
cause to become widely known	multiply sexually or asexually
become widely known and passed on	cause to propagate, as by grafting or layering
move around freely from person to person or from place to place	cause to become widely known
move through a space, circuit or system, returning to the starting point	transmit
cause to be distributed	transmit or cause to broaden or spread
cause to move in a circuit or system	become distributed or widespread
	travel through the air
	transmit from one generation to the next