circularize vs circulate

circularize and circulate both are verbs.

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

As verbs, circularize and circulate are synonyms defined as:

Other synonyms of circularize include broadcast, circularise, diffuse, disperse, disseminate, distribute, pass around, propagate, spread.

circularize (verb)	circulate (verb)
make circular	cause to become widely known
cause to become widely known	become widely known and passed on
distribute circulars to	move around freely from person to person or from place to place
canvass by distributing letters	move through a space, circuit or system, returning to the starting point
canvass by using a questionnaire	cause to be distributed
	cause to move in a circuit or system