polliwog

noun
UK /ˈpɒl.i.wɒɡ/
US /ˈpɑː.li.wɑːɡ/

A polliwog is a baby frog or toad that has a tail and lives in water.

The little polliwog wiggled its tail in the pond.


OTHER MEANINGS

2. A person who is small or insignificant.

He felt like a polliwog among the tall basketball players.

3. A sailor who has not yet crossed the equator.

The old salts teased the polliwog during the crossing ceremony.

4. A clumsy or awkward swimmer.

She splashed around like a polliwog in the deep end.