rivet vs think

rivet and think both are nouns.

Word	Noun	Adjective	Verb	Adverb
rivet	Yes	No	Yes	No
think	Yes	No	Yes	No

As verbs, think is a hypernym of rivet; that is, think is a word with a broader meaning than rivet:

rivet: direct one's attention on something
think: use or exercise the mind or one's power of reason in order to make inferences, decisions, or arrive at a solution or judgments

Other hypernyms of rivet include cerebrate, cogitate.

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

Other hyponyms of rivet include absorb, engross, engulf, immerse, plunge, soak up, steep, recall, zoom in, hear, listen, take heed.

rivet (noun)	think (noun)
heavy pin having a head at one end and the other end being hammered flat after being passed through holes in the pieces that are fastened together	an instance of deliberate thinking
ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)

rivet (verb)	think (verb)
direct one's attention on something	bring into a given condition by mental preoccupation
hold (someone's attention)	use or exercise the mind or one's power of reason in order to make inferences, decisions, or arrive at a solution or judgments
fasten with a rivet or rivets	judge or regard; look upon; judge
	recall knowledge from memory; have a recollection
	expect, believe, or suppose
	have in mind as a purpose
	be capable of conscious thought
	focus one's attention on a certain state
	decide by pondering, reasoning, or reflecting
	ponder; reflect on, or reason about
	have or formulate in the mind
	dispose the mind in a certain way
	imagine or visualize