To walk quietly with only the tips of the toes touching the ground.
Standing elevated, on or as if on the tips of one's toes.
Moving carefully, quietly, warily or stealthily, on or as if on the tips of one's toes.
The tip of the toe.
Trouble, strife.
Labour, work, especially of a grueling nature.
A net or snare; any thread, web, or string spread for taking prey.
To struggle.
To labour; work.
To weary through excessive labour.
To work (something); often with out.