Misconstruction of weren't.

(rare, nonstandard) Contraction of we are not.

The part of a system that is most likely to fail or cause problems.

we will / we shall

Lacking in force (usually strength) or ability. / Unable to sustain a great weight, pressure, or strain.

describing the weak nuclear force

present participle of weaken

An instance or process of loss of strength.

(physics) One of the four fundamental forces that is associated with nuclear decay. Its gauge bosons are the W⁺, W⁻ and Z⁰ particles.

(figuratively) Lacking will power or strength of character; timid. / (literally) Used other than figuratively or idiomatically: see weak, kneed.