sit vs convene

sit and convene both are verbs.

Word	Noun	Adjective	Verb	Adverb
sit	No	No	Yes	No
convene	No	No	Yes	No

As verbs, convene is a hypernym of sit; that is, convene is a word with a broader meaning than sit:

sit (verb)	convene (verb)
serve in a specific professional capacity	call together
be in a position in which one's upper body is largely upright and supported by one's backside	meet formally
show to a seat; assign a seat for
take a seat
be in session
sit and travel on the back of animal, usually while controlling its motions
assume a posture as for artistic purposes
work or act as a baby-sitter
be around, often idly or without specific purpose
be located or situated somewhere