Conjugate fredonner (to hum (to make sound with lips closed)) in French. Present: je fredonne, tu fredonnes, il/elle/on fredonne. Passé composé: j’ai fredonné. Past participle: fredonné. Auxiliary: avoir. Pronunciation and examples available.
Tout en admirant la nature qui l'entourait, il fredonnait un air musical qui lui rappelait le bon vieux temps
As he admired the nature that surrounded him, he hummed a tune that reminded him of the good old times