junket vs field trip

junket and field trip both are nouns.

Word	Noun	Adjective	Verb	Adverb
junket	Yes	No	Yes	No
field trip	Yes	No	No	No

As nouns, field trip is a hyponym of junket; that is, field trip is a word with a more specific, narrower meaning than junket:

junket: a journey taken for pleasure
field trip: a group excursion (to a museum or the woods or some historic place) for firsthand examination

Other hyponyms of junket include airing.

junket (noun)	field trip (noun)
a journey taken for pleasure	a group excursion (to a museum or the woods or some historic place) for firsthand examination
a trip taken by an official at public expense
dessert made of sweetened milk coagulated with rennet

junket (verb)	field trip (verb)
partake in a feast or banquet
provide a feast or banquet for
go on a pleasure trip