set up vs gear up

set up and gear up both are verbs.

Word	Noun	Adjective	Verb	Adverb
set up	No	No	Yes	No
gear up	No	No	Yes	No

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

set up: get ready for a particular purpose or event
gear up: make ready or suitable or equip in advance for a particular purpose or for some use, event, etc

Other hypernyms of set up include fix, prepare, ready, set, set up.

As verbs, set up and gear up are synonyms defined as:

set up and gear up: make ready or suitable or equip in advance for a particular purpose or for some use, event, etc

Other synonyms of set up include fix, prepare, ready, set.

set up (verb)	gear up (verb)
get ready for a particular purpose or event	make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
equip with sails or masts
arrange thoughts, ideas, temporal events
put into a proper or systematic order
erect and fasten
set up for use
place
create by putting components or members together
construct, build, or erect
begin, or enable someone else to begin, a venture by providing the means, logistics, etc.
produce
take or catch as if in a snare or trap
arrange the outcome of by means of deceit
set up or found