Deposer
Part of speech: noun
Definition: One who deposes.
Testifier
Part of speech: noun
Definition: One who testifies; a witness.
Deposer as a noun is one who deposes. while Testifier as a noun is one who testifies; a witness.
Part of speech: noun
Definition: One who deposes.
Part of speech: noun
Definition: One who testifies; a witness.
We hope you now know whether to use Deposer or Testifier in your sentence.