How do you spell Feeble

Available Definitions:
1)  superl. - Deficient in physical strength; weak; infirm; debilitated.
2)  superl. - Wanting force, vigor, or efficiency in action or expression; not full, loud, bright, strong, rapid, etc.; faint; as, a feeble color; feeble motion.
3)  v. t. - To make feble; to enfeeble.