snatch up vs seize

snatch up and seize both are verbs.

Word	Noun	Adjective	Verb	Adverb
snatch up	No	No	Yes	No
seize	No	No	Yes	No

As verbs, seize is a hypernym of snatch up; that is, seize is a word with a broader meaning than snatch up:

Other hypernyms of snatch up include clutch, prehend, take hold, take hold of.

snatch up (verb)	seize (verb)
to grasp hastily or eagerly	capture the attention or imagination of
	affect
	take into your hands deliberately
	take or capture by force
	hook by a pull on the line
	take possession of by force, as after an invasion
	take temporary possession of as a security, by legal authority
	seize and take control without authority and possibly with force; take as one's right or possession