to speak very quietly, using the breath but not the voice, so that only the person close to you can hear you.
whisper
ice
as cold as ice
a deep, long sound showing great pain or unhappiness
groan
to shout something or make a loud noise, usually when you are angry, in pain, or excited
yell
to speak quietly and in a low voice that is not easy to hear, often when you are worried or complaining about something.
mutter
cucumber
as cool as a cucumber
a short, loud, high cry, especially one produced suddenly as an expression of a powerful emotion
shriek
to take a short, quick breath through the mouth, especially because of surprise, pain, or shock
gasp
ox
as strong as an ox
rock
as solid as a rock
feather
as light as a feather
mud
as clear as mud
mouse
as quiet as a mouse
complain or express disappointment or unhappiness repeatedly
whine
to breathe out a deep breath that can be heard, especially because you are tired, sad, pleased, or bored
sigh