GENERAL INFO

Fils is a masculine noun with two main meanings: "son" or "thread/wire."

USAGE

When meaning "son," it's often used with possessive adjectives: *mon fils* (my son). When meaning "thread/wire," it refers to a physical strand: *un fil électrique* (an electrical wire) or *du fil à coudre* (sewing thread).

TRAPS

Beware of the spelling and pronunciation.

For "son," it's pronounced /fis/ (silent 'l').

Un fils */fis/* (a son) ; des fils */fis/* (sons)

For "thread/wire," it's pronounced /fil/ (the 'l' is sounded).

Un fil */fil/* (a thread) ; des fils */fil/* (wires)