Music Music Music Music Music Music Music Sounds like the kettle's boiling. The S cognate to the Z. Unvoiced S sound fricative, tongue to gumridge. The S is like the Z except its unvoiced so it's the same tongue placement as the Z. The Z, the S, is like a gentle escape of steam. Play it softly and smoothly. And feel a steady sharp sensation. Too soft to be a whistle. Music Music Now, sustain the S on these words. It's face, this office, close. Police, bus, stops, across, gas. Sustain the S on these sentences. It's a nice face. It's a nice face. This office is close to the police station. This office is close to the police station. The bus stops, across, from the gas station. The bus stops across from the gas station.