ceaselessbother

noun
UK /ˈsiːsləsˌbɒðə/
US /ˈsiːsləsˌbɑːðər/

A ceaselessbother is someone or something that never stops annoying you.

The buzzing mosquito was a real ceaselessbother all night.


OTHER MEANINGS

2. A problem that keeps coming back and never goes away.

The leaky faucet became a ceaselessbother in the quiet house.

3. A person who keeps pestering you without ever stopping.

My little brother was a ceaselessbother while I tried to read.

4. A constant, endless worry that stays on your mind.

The missing homework was a ceaselessbother during the whole trip.