grignoter

/ɡʁi.ɲɔte/
1.
verbInf1stPres

snack

eat between meals

nibble (pick at food)

Je n'arrête pas de grignoter devant la télé.

I can't stop snacking in front of the TV.

2.
verbInf1stPres

eat away at

chip away at

gradually reduce or erode

L'inflation commence à grignoter mon épargne.

Inflation is starting to eat away at my savings.