pick at:
eat little at a time (picotear sin apetito)
whip up
prepare quickly (improvisar)
eat away at
destroy gradually (comer, destruir)
cook up
: think of (tramar)
wolf down
: eat very quickly, hungrily or greedily (engullir)
polish sth off
eat sth off (liquidar/acabar)
build up your muscles
: develop (desarrollar/entrenar)
scrape through:
barely succeed (aprobar raspado)
butter sb up:
to be nice in the hope of getting sth in return
hacer la pelota
Water down
make lesss strong or extreme (suavizar)