weaken

This situation could weaken recovery efforts over the long term.

Democrats split over moves to weaken Wall Street reforms, and Republicans pouted over lost leverage.

But his voice never seems to crack or weaken, and he's always in motion—jiggling, aerobic walking, jumping, dancing.

But the attacks could also weaken the most potent opponents to the dictator Bashar al-Assad.

Assassinations of community leaders both weaken local coordination against ISIS and deter potential informants.

Assad has been accused of knowingly leaving room for ISIS to grow, the better to weaken the less radical rebels.

Cornstalk was too wise a warrior to weaken his forces for a score of scalps when a general engagement was pending.

Wait,” said the latter one evening, “and let him develop his attack; we should only weaken ourselves by going out to meet him.

As the sun dropped out of the sky, the bull felt his knees begin to weaken.

They "supped full of horrors," and listened greedily to tales of death, which served to weaken and terrify.

The softness of the implication she swept aside, as if she hardly dared regard it lest it weaken her resolve.