latentreason

noun
UK /ˌleɪtənt ˈriːzən/
US /ˌleɪtənt ˈrizən/

A hidden reason that you do not see at first.

The latentreason for his quiet mood was that he missed his friend.


OTHER MEANINGS

2. A reason that is not yet active but may appear later.

The latentreason for the change only became clear months afterward.

3. A cause that is present but not obvious to most people.

Scientists looked for a latentreason behind the strange pattern.

4. An unspoken explanation that someone keeps inside.

She smiled, but a latentreason for her worry stayed hidden.