
Pesky
Informal Usage
Used in casual or humorous conversation, not in formal writing or speech.

That pesky squirrel keeps stealing bird food from the feeder.
Mild Frustration
Expresses a light, non-threatening type of irritation or nuisance, often with a feeling of exasperation.

I have to reset my password again? What a pesky task!
Negative Connotation
While pesky indicates annoyance, it's not used for serious problems, but rather minor inconveniences.

I'm trying to read with all these pesky notifications popping up.
Compare with
AnnoyBotherDisturbIrritateNuisancePesterTroublesomeVex
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