Tiptoe

Webster's Dictionary of the English Language

·adj Noiseless; stealthy.

II. Tiptoe ·noun The end, or tip, of the toe.

III. Tiptoe ·vi To step or walk on tiptoe.

IV. Tiptoe ·adj Being on tiptoe, or as on tiptoe; hence, raised as high as possible; lifted up; exalted; also, alert.