summon vs convoke

summon and convoke both are verbs.

Word	Noun	Adjective	Verb	Adverb
summon	No	No	Yes	No
convoke	No	No	Yes	No

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

Other hyponyms of summon include page, buzz, convene, beckon.

summon (verb)	convoke (verb)
make ready for action or use	call together
call in an official matter, such as to attend court
ask to come
gather or bring together
cause to become available for use, either literally or figuratively