Onomatopoeia refers
to the formation of words, which (when spoken aloud) imitate the sounds related
with the things/actions they refer to.
Sniff: Smell, breath, sound
of inhaling air through nose, etc.
Tweet: Chirp, chirrup,
chatter of a young bird, etc.
The dog was sniffing the biscuit
tin.
The birds were tweeting
noisily in their nests.
