Enter a clue or pattern or both:
The Clue
Sound of escaping steam (4 letter answer)
The Answer
SISS
Tags
Notes
The answer SISS is rarely seen, appearing only about once every 1000 puzzles.
Related Clues
Hissing sound
Leaky noise
Puncture sound
Radiator sound
Sibilant sound
Snake sound
Snaky sound
Leaking radiator's sound
Sound of a reptile or steam
Definition
SISS as a verb:
1. (hiss, sizz, siss, sibilate) = express or utter with a hiss
2. (hiss, siss, sizz, sibilate) = make a sharp hissing sound, as if to show disapproval