weaker russian
слабе́вший
weakening, growing weaker, failing
просла́биться
to become less strained; relax
to become weaker; ease off
Examples
He has become weaker with age.
Чем ста́рше челове́к стано́вится, тем ху́же его па́мять.
The older one grows, the weaker one's memory becomes.



















