inhale vs sniffle

inhale is not a noun while sniffle is a noun.

Word	Noun	Adjective	Verb	Adverb
inhale	No	No	Yes	No
sniffle	Yes	No	Yes	No

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

Other hyponyms of inhale include aspirate, sniff, snivel, snuffle, snuff, drag, draw, puff, huff, snort.

inhale (noun)	sniffle (noun)
	the act of breathing heavily through the nose (as when the nose is congested)

inhale (verb)	sniffle (verb)
draw in (air)	inhale audibly through the nose
draw deep into the lungs in by breathing	cry or whine with snuffling