The years, the strain had weakened him.

The strain of transition must have weakened the zombies so much that any added shock was fatal.

Summoned Speakers would not tell her, and the strain of summoning them had weakened her to the point where she dared not try again.

The strain of his art must've greatly weakened him, but only those familiar with wizardry would've seen that beneath Double's bravado.

The male strain in Tharn had weakened and run out, and this was all that was left.

He toured throughout Europe, but the strain of travelling weakened his health.

The strain had weakened her.

The constant strain on sustaining the military manpower necessary to defend the Mamluks's system from the Europeans and the Mamluk's would eventually weaken them to the point of collapse.

The strain weakens with every generation.

However, the strain on the military and the financial expenditures weakened the regime considerably.