ils penseront

will think

→ penser
pens to think + er Infinitive + ont they will (future tense)
verb · 3rd-person plural, future tense Rare #40,846
will think With à, penser means “to think about”; with que, it means “to think that.”
FR: Ils penseront à leur avenir.
EN: They will think about their future.
Conjugation of penser
Indicative future
SingularPlural
First penserai —
Second penseras —
Third pensera penseront

Les gens penseront que nous nous aimons.

People will think we love each other.

Ils penseront à une fuite, et pas à un vol.

They'll think it was a leak, not a theft.

— Our Times (2015)

Que penseront les gens ?

What will people think?

Ils penseront quoi de moi ?

What will they think of me?

— Girlhood (2014)

Que penseront les clients ?

What will the customers think?

— Cléo from 5 to 7 (1962)

Ils penseront à la guerre qu'il faut gagner.

They will think about the war that must be won.

Ils penseront qu'on a de la chance.

They’ll think we’re lucky.

— Rebecca (1940)