Found 2 items, similar to tread-softly.
English → English (WordNet) Definition: tread-softly tread-softly n : a stinging herb of tropical America [syn: spurge nettle, devil nettle , pica-pica, Cnidoscolus urens, Jatropha urens , Jatropha stimulosus]
English → English (gcide) Definition: Tread-softly Tread-softly \Tread"-soft`ly\, n. (Bot.) Spurge nettle. See under Nettle. [1913 Webster]