Steppe.
Definition of steppe: a grass-covered plain without trees.
steppe
The homonym of "wrung" is "rung." Both words are pronounced the same but have different meanings. "Wrung" is the past participle of "wring," meaning to twist or squeeze forcefully, while "rung" refers to a step or crossbar between the legs of a ladder.
The answer is which, but you mean homophone, not homonym.
The homonym for "mourning" is "morning".
A homonym for "grays" is "greys."
The homonym for 'suite' is 'sweet'.
Was is a linking verb. It does not have a homonym.
The homonym for 'census' is 'sense'.
The homonym of sauce is "source".
The homonym for chord is cord.
The homonym for 'build' is 'billed'.
A homonym for doe is dough.