If he's fickle with his answers, then he's most likely lying. You need to sit down with him and have a straight up conversation. Tell him you need the truth and if he keeps lying it's not worth it to waste your time on someone who can't even give you honesty.
She grew increasingly annoyed as he began to contradict himself. She thought before she spoke, careful not to contradict her previous statements.
Jack is now trying to contradict his own views on the subject.Do not contradict yourself on this issue now.
Obtuse Condescending Patronizing Antagonistic Naysayer
This question makes perfect sense. This question makes no sense at all.
An equilateral and right triangle are contradictory.
They do not contradict!
They never did. Everything I have read about them points to their following the dictates of their religion to the letter.
I hesitate to contradict you.
I could not contradict her arguments.
the suffix of contradict would probably be con.
It would be impolite to contradict your teacher.
1.I had no evidence to contradict the theory.2.I didn't have any evidence that i could use to contradict the theory.