invest vs tie up

invest and tie up both are verbs.

Word	Noun	Adjective	Verb	Adverb
invest	No	No	Yes	No
tie up	No	No	Yes	No

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

Other hyponyms of invest include fund, roll over, shelter, job, speculate, buy into.

invest (verb)	tie up (verb)
make an investment	secure with or as if with ropes
provide with power and authority	finish the last row
place ceremoniously or formally in an office or position	restrain from moving or operating normally
furnish with power or authority; of kings or emperors	secure in or as if in a berth or dock
give qualities or abilities to	invest so as to make unavailable for other purposes