Strong's G4435 (Greek)

Greek: πυγμή (pygmḗ)

Pronunciation: poog-may'

Derivation: from a primary πύξ (pýx) (the fist as a weapon)

Definition: the clenched hand, i.e. (only in dative case as adverb) with the fist (hard scrubbing)

KJV Renderings: oft