weaken

While her policy proposals to stimulate the economy through increased government spending could benefit businesses, they may further weaken the yen as Japan's debt rises, said Mr Koll.

US mediation became possible because of Russia's weakened position in the South Caucasus.

A poor diet can also weaken the immune system and, for many students, eating healthily isn't easy - especially when skipping meals is a regular occurrence.

The same applies to freshers in university halls - where mixing together spreads germs, while heavy drinking and partying further weaken the immune system.

Experts said the shutdown could further weaken the EPA’s capabilities, as nearly all of its employees — about 90% — will be furloughed.