Tip·toe a.
1. Being on tiptoe, or as on tiptoe; hence, raised as high as possible; lifted up; exalted; also, alert.
Night's candles are burnt out, and jocund day
Stands tiptoe on the misty mountain tops. --Shak.
Above the tiptoe pinnacle of glory. --Byron.
2. Noiseless; stealthy. “With tiptoe step.”
Tiptoe mirth, the highest degree of mirth.