manoeuvre vs gimmick

manoeuvre and gimmick both are nouns.

Word	Noun	Adjective	Verb	Adverb
manoeuvre	Yes	No	Yes	No
gimmick	Yes	No	No	No

As nouns, gimmick is a hyponym of manoeuvre; that is, gimmick is a word with a more specific, narrower meaning than manoeuvre:

Other hyponyms of manoeuvre include parking, device, twist, feint, footwork, gambit, ploy, stratagem, artifice, ruse, measure, step.

manoeuvre (noun)	gimmick (noun)
a move made to gain a tactical end	any clever maneuver
an action aimed at evading an opponent	something unspecified whose name is either forgotten or not known
a military training exercise	a drawback or difficulty that is not readily evident
a deliberate coordinated movement requiring dexterity and skill
a plan for attaining a particular goal

manoeuvre (verb)	gimmick (verb)
perform a movement in military or naval tactics in order to secure an advantage in attack or defense
direct the course; determine the direction of travelling
act in order to achieve a certain goal