Tiptoe

[Sarah]

The end, or tip, of the toe.He must . . . stand on his typtoon [tiptoes]. Chaucer.Upon his tiptoes stalketh stately by. Spenser.To be, or To stand, a tiptoe or on tiptoe, to be awake or alive toanything; to be roused; to be eager or alert; as, to be a tiptoe withexpectation.

[Kai]

Walking on [the balls] of your [feet]. Something that [Timothy] likes to do.

[PussyCat]

Walk quietly and carefully with one