or tort-fea·sor

[tawrt-fee-zer, -zawr, -fee-]

Origin of tortfeasor

1650–60; < Anglo-French tortfesor wrongdoer (French tortfaiseur). See tort, feasance, -or2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for tortfeasor

1650s, from Old French tortfesor, from tort "wrong, evil" (see tort) + -fesor "doer," from Latin facere "to make" (see factitious).

Online Etymology Dictionary, © 2010 Douglas Harper