turn over vs transact

turn over and transact both are verbs.

Word	Noun	Adjective	Verb	Adverb
turn over	No	No	Yes	No
transact	No	No	Yes	No

As verbs, transact is a hypernym of turn over; that is, transact is a word with a broader meaning than turn over:

turn over (verb)	transact (verb)
think about carefully; weigh	conduct business
turn up, loosen, or remove earth
turn upside down, or throw so as to reverse
turn from an upright or normal position
cause to overturn from an upright or normal position
move by turning over or rotating
cause to move around a center so as to show another side of
place into the hands or custody of
do business worth a certain amount of money