unspoken
Not said out loud but still understood by everyone.
Unspoken means understood or agreed upon without actually being said out loud. When something is unspoken, everyone involved knows about it even though nobody has discussed it directly.
Many classrooms have unspoken rules that students figure out quickly: you don't interrupt when someone else is talking, you help a friend who drops their papers, or you wait your turn at the water fountain. Teachers might never announce these expectations, but everyone understands them through observation and social awareness.
Families often have unspoken understandings too. Maybe there's an unspoken agreement that everyone helps clean up after dinner, or an unspoken rule about not bothering Dad during his morning coffee. These shared expectations work smoothly because everyone just knows them.
The word can also describe feelings people don't express: an unspoken worry about an upcoming test, or the unspoken tension when two friends have argued but haven't talked about it yet. Sometimes what remains unspoken matters as much as what gets said. When best friends have an unspoken understanding, they can practically read each other's minds, communicating through glances, gestures, or simply knowing what the other person needs without being asked.