widen vs broaden

widen and broaden both are verbs.

Word	Noun	Adjective	Verb	Adverb
widen	No	No	Yes	No
broaden	No	No	Yes	No

As verbs, widen and broaden are synonyms defined as:

Other synonyms of widen include extend.

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

Other hyponyms of widen include territorialise, territorialize, globalise, globalize, stretch.

widen (verb)	broaden (verb)
become broader or wider or more extensive	become broader
extend in scope or range or area	make broader
make wider	extend in scope or range or area
make (clothes) larger	vary in order to spread risk or to expand