tread softly

Short definition from Wiktionary

Verb

1. 1
   To tread lightly.

Noun

1. 1
   Chaya or tree spinach (Cnidoscolus aconitifolius).
2. 2
   Bull or spurge nettle (Cnidoscolus stimulosus).
3. 3
   Carolina horsenettle (Solanum carolinense).
4. 4
   Cnidoscolus stimulosus, the spurge nettle.
5. 5
   Solanum carolinense, the Carolina horsenettle.