feeble

"The sun appeared from behind the clouds. "

"Her grandmother had passed away after a long illness."

"The long illness enfeebled the elderly woman, making it hard for her to walk. "

"My life lacks excitement."

"It requires great strength to lift heavy objects."

"The student's knowledge of grammar was deficient, making it hard for her to complete the writing assignments. "

"The efficiency of the planning department is deplorable."

"The plants gradually grew taller over the summer. "

"The heavy rain weakened the old wooden fence. "

"My sister's joyful expression showed how happy she was about the good news. "

"The complete survey was handed in to the teacher. "

"How long has it been since your last physical?"