air vs sailplane

air and sailplane both are nouns.

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

air (noun)	sailplane (noun)
travel via aircraft	aircraft supported only by the dynamic action of air against its surfaces
a distinctive but intangible quality surrounding a person or thing
a succession of notes forming a distinctive sequence
medium for radio and television broadcasting
the region above the ground
the mass of air surrounding the Earth
a slight wind (usually refreshing)
a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of
once thought to be one of four elements composing the universe (Empedocles), associated with the humour blood

air (verb)	sailplane (verb)
expose to cool or cold air so as to cool or freshen	fly a plane without an engine
expose to warm or heated air, so as to dry
make public
broadcast over the airwaves, as in radio or television
be broadcast
expose to fresh air