The philosopher pointed out that the theory's refusal to account for exceptions was a self-contradiction that undermined its credibility.

Her argument was full of contradictions in terms that made it impossible to take her seriously.

Careful readers will detect subtle signs of contradiction in the author's arguments.

The newly canonized nun was hailed as a sign of contradiction, a person whose manifest holiness drew extreme opposition and, in Catholic theology, is thought to point to the presence of the divine.

The philosopher defended the principle of non-contradiction during the debate.

In many philosophy courses, the law of non-contradiction is introduced as a basic principle of logic.

In the seminar, she defended contradictionism as a coherent philosophical stance that accepts mutually contradictory truths.

The contradictionlessness of her argument convinced the committee that the theory was reliable.

Her contradictionary remarks made it hard to take her seriously.

The philosopher presented a contradictionless theory that resolved several long-standing puzzles.