fond

/fɔ̃/
1.
nounmasculine

bottom (of a container, bag, room, etc.)

back/end (of a space such as a room, street, corridor)

Mon téléphone est tout au fond de mon sac.

My phone is at the very bottom of my bag.

2.
nounmasculine

core, substance, or underlying basis (of an argument, situation, idea)

background (what lies behind or explains something)

Sur le fond, je suis d'accord avec toi.

Fundamentally / at heart, I agree with you.

Synonyms:essence, base, contenu