: not expressed in words : unspoken meeting glances tell the unuttered tale of love— Amelia Welby.

What is an unuttered?

adjective. 1. Not voiced or expressed: silent, tacit, undeclared, unexpressed, unsaid, unspoken, unvoiced, wordless.

What type of word is groaning?

a low, mournful sound uttered in pain or grief: the groans of dying soldiers. a deep, inarticulate sound uttered in derision, disapproval, desire, etc.