supposedreason
nounUK /səˈpəʊzd ˈriːzən/
US /səˈpoʊzd ˈriːzən/
A reason that someone says is true but might not really be true.
His supposedreason for being late was that the bus broke down, but I saw him walking from the park.
RELATED WORDS
OTHER MEANINGS
2. An explanation that is offered but not proven.
The supposedreason for the change was safety, though no one showed any evidence.
3. A reason that people believe is real even when it may be false.
The supposedreason behind the rule turned out to be a rumor.
4. A stated cause that hides the real cause.
Her supposedreason for leaving early was a headache, but she really had a party to attend.