Etymograph

English

knife twister

From knife + twister.

A compound of knife + twister

Old English cnīf

Middle English knyf ‘knife’

English knife

Middle English twyster

English twister

Today it means

noun One who "twists the knife", i.e. one who is cruel or who exacerbates a situation.

Language periods are conventional ranges, not dates for this word.

Etymograph / knife twister