sniffle

nouns

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

sniffle, snivel, snuffle

is derived from

cry or whine with snuffling

"Stop snivelling--you got yourself into this mess!"

blub, blubber, sniffle, snivel, snuffle

inhale audibly through the nose

"the sick student was sniffling in the back row"

sniff, sniffle