constellate vs bunch up

constellate and bunch up both are verbs.

Word	Noun	Adjective	Verb	Adverb
constellate	No	No	Yes	No
bunch up	No	No	Yes	No

As verbs, bunch up is a hyponym of constellate; that is, bunch up is a word with a more specific, narrower meaning than constellate:

Other hyponyms of constellate include huddle, huddle together, bunch, bunch together.

constellate (verb)	bunch up (verb)
form a constellation or cluster	form into a bunch
come together as in a cluster or flock
scatter or intersperse like dots or studs