vail

1. Profit; return; proceeds.
2. (chiefly in the plural) Money given to servants by visitors; a gratuity; also vale.

noun

Submission.

1. To pay homage, bow, submit, defer (to someone or something); to yield, give way (to something).
2. To remove as a sign of deference, as a hat.
3. To lower, let fall; to allow or cause to sink.
4. (vexillology) (current, operational) To lower or "dip" a carried flag or banner in a salute by a forward reducing of the angle of the pike/flagstaff with respect to the ground; in extreme instances, as when saluting a monarch, both the banner and the finial of the pike are allowed to rest upon the ground.

1. Something hung up or spread out to hide or protect the face, or hide an object from view; usually of gauze, crepe, or similar diaphanous material.
2. A cover; disguise; a mask; a pretense.
3. The calyptra of mosses.
4. A membrane connecting the margin of the pileus of a mushroom with the stalk; a velum.
5. A covering for a person or thing; as, a caul (especially over the head)

   a nun's veil

6. Velum (A circular membrane round the cap of medusa)
7. A thin layer of tissue which is attached to or covers a mushroom.
8. An obscuration of the clearness of the tones in pronunciation.

1. To dress in, or decorate with, a veil.
2. To conceal as with a veil.

   The forest fire was veiled by smoke, but I could hear it clearly.