probablement

In a sentence

• Il arrivera probablement en retard à la réunion.

  He will probably arrive late to the meeting.

  Here, "probablement" is used as an adverb to express the likelihood of the action described by the verb "arrivera" (to arrive). It suggests an unsure or probable outcome.

• Probablement, elle travaillera samedi pour terminer le projet.

  Probably, she will work on Saturday to finish the project.

  In this sentence, "probablement" is placed at the beginning and modulates the entire statement, indicating uncertainty about the event.

• Ce film est probablement le meilleur que j'ai vu cette année.

  This movie is probably the best I have seen this year.

  Here, "probablement" is modifying the adjective "le meilleur" (the best), suggesting the statement is an educated guess or opinion.