noun / verb
croak
KROHK/krəʊk/
A rough, low vocal sound, or to make such a sound.
The frog lets out a low croak beside the pond.

Etymology
Middle English crouken described the low, hoarse calls of birds, with use for frogs coming later. Its origin is imitative or connected with Old English cracian, “to make a sharp noise.”
In context
like the heron who can only croak who wishes he could sing.
More examples
- After cheering all night, I can only croak a greeting.
- A raven croaks from a branch above the trail.
- Her voice drops to a croak as her throat dries.
Forms
croak · croaks · croaked · croaking
croaky adjective — Having a rough, low, hoarse voice.