unitize vs divide

unitize is not a noun while divide is a noun.

Word	Noun	Adjective	Verb	Adverb
unitize	No	No	Yes	No
divide	Yes	No	Yes	No

As verbs, divide is a hypernym of unitize; that is, divide is a word with a broader meaning than unitize:

Other hypernyms of unitize include carve up, dissever, separate, split, split up.

unitize (noun)	divide (noun)
	a ridge of land that separates two adjacent river systems
	a serious disagreement between two groups of people (typically producing tension or hostility)

unitize (verb)	divide (verb)
separate or classify into units	perform a division
make into a unit	move or break apart
divide (bulk material) and process as units	force, take, or pull apart
	make a division or separation
	separate into parts or portions
	act as a barrier between; stand between