distinctly, clearly
Parlez lentement et distinctement.
Speak slowly and clearly.
Veuillez parler lentement et distinctement.
Please speak slowly and clearly.
Surtout, parle bien distinctement !
Above all, speak clearly!
— Harry Potter et la Chambre des secrets (2002)
Et tu parleras toujours ainsi, à voix haute, distinctement.
And you will always speak like this, aloud, distinctly.
— Le Miroir (1975)