weakness

"Her weakness for chocolate often led her to indulge."

"The athlete's sudden weakness in the final quarter surprised everyone."

"He acknowledged his emotional weakness when confronting difficult situations."

"The long illness weakened his body significantly."

"The team's morale will weaken if they lose this game."

"External factors can sometimes weaken our resolve."

"She gave a weak smile in response to the compliment."

"The weak light from the lamp barely illuminated the room."

"His weak arguments failed to convince the jury."