What is the Latin word for effector?

The usual Latin words for “effector” are effector, mōlior, auctor; also architectus. The right choice depends on the sense; see the distinctions below.

English → Latin

“effector” in Latin

effectoreffecter, producer, cause mōliorto strive, endeavor, work at; to put in motion, shake, move; to rouse, bestir auctorseller, vendor; author, originator; sponsor, advocate architectusarchitect, master builder; designer, inventor, author

The English word effector itself goes back to Latin efficiō, through effector.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

effector

effector: molitor: auctor: architectus. (The words are found in this connection and order.) parens effectorque. SYN. in AUTHOR.

Quick answer

What is the Latin word for effector?: The usual Latin words for “effector” are effector, mōlior, auctor; also architectus. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.