insatiable

Impossible to satiate or satisfy.

Not satiable; incapable of being satisfied or appeased; inordinately greedy.

Synonyms Unappeasable, unquenchable, voracious.

Not satiable; incapable of being satisfied or appeased; very greedy.

Not satiable; incapable of being satisfied or appeased; very greedy; as, an insatiable appetite, thirst, or desire.