The word "sisses" is spelled with a double s and a single e. Its phonetic transcription is /ˈsɪsɪz/. The first syllable /ˈsɪs/ is pronounced with a short i and a voiceless s sound. The second syllable /ɪz/ ends with a voiced z sound. "Sisses" is the third person singular present tense of the verb "siss," which means to make a hissing sound. For example, when a snake feels threatened, it may siss to warn predators.