visionary vs airy

visionary is a noun but airy is not a noun.

Word	Noun	Adjective	Verb	Adverb
visionary	Yes	Yes	No	No
airy	No	Yes	No	No

As adjectives, visionary and airy are synonyms defined as:

Other synonyms of visionary include impractical, Laputan, windy.

visionary (noun)	airy (noun)
a person with unusual powers of foresight
a person given to fanciful speculations and enthusiasms with little regard for what is actually possible

visionary (adjective)	airy (adjective)
not practical or realizable; speculative	characterized by lightness and insubstantiality; as impalpable or intangible as air
	having little or no perceptible weight; so light as to resemble air
	not practical or realizable; speculative
	open to or abounding in fresh air