propagate vs circulate

propagate and circulate both are verbs.

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

As verbs, propagate and circulate are synonyms defined as:

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