canvas vs field tent

canvas and field tent both are nouns.

Word	Noun	Adjective	Verb	Adverb
canvas	Yes	No	Yes	No
field tent	Yes	No	No	No

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

Other hyponyms of canvas include big top, circus tent, round top, top, Sibley tent, wall tent.

canvas (noun)	field tent (noun)
a heavy, closely woven fabric	a canvas tent for use in the field
the mat that forms the floor of the ring in which boxers or professional wrestlers compete
a tent made of canvas fabric
a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel
an oil painting on canvas fabric
the setting for a narrative or fictional or dramatic account

canvas (verb)	field tent (verb)
cover with canvas