tweak

nouns

a squeeze with the fingers
pinch, tweak

verbs

pinch or squeeze sharply
tweak
is a type of (narrower)
squeeze tightly between the fingers
"He pinched her behind"; "She squeezed the bottle"
nip, pinch, squeeze, tweet, twinge, twitch
pull or pull out sharply
"pluck the flowers off the bush"
pick off, pluck, pull off, tweak
adjust finely
"fine-tune the engine"
fine-tune, tweak