About FAC: The root in various English words “FAC” derived from the Latin word “FACERE”, Which means “Make”. The other meaning subsets of the root are “Work”, “Do”, “Construct”. There may be some words which may be derived from Root “Factus”, but the “Base” will always be same in meanings.
Words:
Benefactor (adjective): A person who gives money or other help to a person or cause.
Artifact (noun): An object made by a human being, typically one of cultural or historical interest.
Factory (noun): A building or group of buildings where goods are manufactured or assembled chiefly by machine.
Factor(noun): A circumstance, fact, or influence that contributes to a result.
Factious (adjective): Relating or inclined to dissension.
Faculty (noun): An aptitude for doing something./ a group of university departments concerned with a major division of knowledge.
Factotum (noun): An employee who does all kinds of work.
Factitious (noun): Artificially created or developed.
Manufacture (verb): Make (something) on a large scale using machinery.
Facile (adjective): (especially of success in sport) easily achieved; effortless./ ignoring the true complexities of an issue; superficial.
Facient (Suffix): Producing a specified action or state.