substitute

In a sentence

• Le joueur remplacé était heureux que le substitut ait marqué un but.

  The substituted player was happy that the substitute scored a goal.

  Here, 'substitute' is used to refer to a person replacing another in a specific role, such as in sports.

• Elle a utilisé du miel comme substitut du sucre dans la recette.

  She used honey as a substitute for sugar in the recipe.

  In this context, 'substitute' refers to an item used in place of another for functional purposes, commonly in cooking or supplies.

• Le professeur absent aujourd'hui a été remplacé par un substitut.

  The absent teacher today was replaced by a substitute.

  Here, 'substitute' describes someone temporarily performing the duties of another, frequently used in educational settings.