circulate vs vulgarise

circulate and vulgarise both are verbs.

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

As verbs, vulgarise is a hyponym of circulate; that is, vulgarise is a word with a more specific, narrower meaning than circulate:

circulate: cause to become widely known
vulgarise: cater to popular taste to make popular and present to the general public; bring into general or common use

Other hyponyms of circulate include podcast, sow, generalise, generalize, popularise, popularize, vulgarize, carry, run.

circulate (verb)	vulgarise (verb)
cause to become widely known	act in a vulgar manner
become widely known and passed on	debase and make vulgar
move around freely from person to person or from place to place	cater to popular taste to make popular and present to the general public; bring into general or common use
move through a space, circuit or system, returning to the starting point
cause to be distributed
cause to move in a circuit or system