'Adage' means a saying, a maxim, or proverb. It could also be called a wisdom. So, the antonym foolishness would work. It is also called a truism so falsehoodcould also be an antonym. If you think of it as a cliche, then an uncommon idea would apply.
The plural of cliche is cliches.
The use of an eagle in a logo is so cliche.
An apple a day keeps the doctor away is an old cliche
Cliches are trite expressions that are over-used.
'Adage' means a saying, a maxim, or proverb. It could also be called a wisdom. So, the antonym foolishness would work. It is also called a truism so falsehoodcould also be an antonym. If you think of it as a cliche, then an uncommon idea would apply.
The plural of cliche is cliches.
Lucien Cliche was born in 1916.
Lucien Cliche died in 2005.
Vital Cliche died in 1976.
Vital Cliche was born in 1890.
Karen Cliche is 5' 9".
Asking for sentences on WikiAnswers is so cliche
Robert Cliche was born on April 12, 1921.
Robert Cliche was born on April 12, 1921.
When he is speaking, almost every word is a cliche.
The use of an eagle in a logo is so cliche.