argue vs fend for

argue and fend for both are verbs.

Word	Noun	Adjective	Verb	Adverb
argue	No	No	Yes	No
fend for	No	No	Yes	No

As verbs, fend for is a hyponym of argue; that is, fend for is a word with a more specific, narrower meaning than argue:

Other hyponyms of argue include re-argue, expostulate, defend, support.

argue (verb)	fend for (verb)
have an argument about something	argue or speak in defense of
give evidence of
present reasons and arguments