Synonyms
Antonyms
1. siss
verb. express or utter with a hiss.
Synonyms
- mouth
- utter
- verbalize
- speak
- sizz
- talk
- verbalise
- sibilate
Antonyms
- mitigated
- incomplete
- keep quiet
- hold
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2. siss
verb. make a sharp hissing sound, as if to show disapproval.
Synonyms
- utter
- let loose
- sizz
- let out
- sibilate
- emit
Antonyms
- applaud
- close up
- whisper
- shout