Aphonic and Clammed up

Aphonic adjective - Being without sound through injury or illness and thus incapable of all but whispered speech.

Clammed up and aphonic are semantically related In some cases you can use "Clammed up" instead an adjective "Aphonic".

Aphonic and clammed up are semantically related in without ability to talk topic. Sometimes you can use "Aphonic" instead an adjective "Clammed up".