Translation of "Earnest" in French

She is an earnest student.

C'est une étudiante sérieuse.

He started to study in earnest.

Il a commencé à travailler sérieusement.

He is a very earnest person.

C'est une personne très sérieuse.

You must set about your business in earnest.

Tu devrais te mettre au boulot sérieusement.

Over the summer months, Tom began studying Esperanto in earnest.

Durant les mois d'été, Tom s'est mis à étudier sérieusement l'espéranto.

During his seven years in Japan, he studied Japanese in earnest.

Durant ses sept ans passés au Japon, il a sérieusement étudié le japonais.

- He is a very earnest person.
- He is a very serious person.

C'est une personne très sérieuse.

He began courting her in earnest when he found out that she had another suitor.

Il commença à la courtiser sérieusement quand il s'aperçut qu'elle avait un autre prétendant.

With his half-in-jest half-in-earnest air, we never know if René is speaking seriously or not.

Avec son air mi-figue mi-raisin, on ne sait jamais si René parle sérieusement ou non.

- Are you in jest or in earnest?
- Are you joking, or are you serious?
- Are you kidding, or are you serious?

Tu plaisantes ou tu es sérieux ?