The correct answer would be a paradox. A paradox is a figure of speech or a literary device.
You didn’t list any of the poems you’ve studied so I can’t be much help, sorry
Pluck
Charm means to make someone like you more.
Snare is a type of trap used in hunting
Entreat means to ask someone something in a scared way.
Pluck means to quickly take something out or remove it.
Pluck is the answer.