"Perfidiously" Natural Recordings by Native Speakers
Perfidiously refers to an act of disloyalty, treason, or betrayal, often in a subtle or cunning manner. It can describe someone who is unfaithful, deceitful, or treacherous in their words or actions towards others, often for personal gain or self-interest.
Perfidiously
Perfectness refers to the state or quality of being perfect, flawless, or faultless. It can also describe something that is entirely or completely satisfactory, ideal, or unmatched in its excellence, quality, or condition.