Index of English words, starting with "ef"

(1) - Effluxion (n.) That which flows out; effluvium; emanation.
(2) - Effluxion (n.) The act of flowing out; effusion.

(1) - Effort (v. t.) To stimulate.
(2) - Effort (n.) A force acting on a body in the direction of its motion.
(3) - Effort (n.) An exertion of strength or power, whether physical or mental, in performing an act or aiming at an object; more or less strenuous endeavor; struggle directed to the accomplishment of an object; as, an effort to scale a wall.

(1) - Effortless (a.) Making no effort.