glide vs sailplane

glide and sailplane both are nouns.

Word	Noun	Adjective	Verb	Adverb
glide	Yes	No	Yes	No
sailplane	Yes	No	Yes	No

As verbs, sailplane is a hyponym of glide; that is, sailplane is a word with a more specific, narrower meaning than glide:

Other hyponyms of glide include kite, soar.

glide (noun)	sailplane (noun)
the act of moving smoothly along a surface while remaining in contact with it	aircraft supported only by the dynamic action of air against its surfaces
the activity of flying a glider
a vowellike sound that serves as a consonant

glide (verb)	sailplane (verb)
move smoothly and effortlessly	fly a plane without an engine
fly in or as if in a glider plane
cause to move or pass silently, smoothly, or imperceptibly