snuffle

Concise Oxford English Dictionary © 2008 Oxford University Press:
snuffle/ˈsnʌfl/

▶verb

• 1 breathe noisily through the nose due to a cold or crying.

• 2 (of an animal) make repeated sniffing sounds.

▶noun

• 1 a snuffling sound.

• 2 (the snuffles) informal a cold.

– derivatives
snuffler noun,
snuffly adjective.

– origin C16: prob. from Low Ger. and Du. snuffelen.