What are the opposite words for rationality?

The antonyms for the word "rationality" are irrationality, unreasonableness, illogicality, and indefensible. The opposite of rationality is not just irrationality, but also the lack of sound reasoning and coherence. It denotes the inability to make decisions based on logic and reasoning. Irrationality is the state of mind where beliefs or actions are not supported by evidence or logical principles. Unreasonableness refers to an attitude or behavior characterized by an absence of thoughtfulness or considerations of the perspective of others. Illogicality is the absence of sound reasoning or coherence, which can lead to mistakes and errors in decision making. Lastly, indefensible is the quality of being incapable of reasoned justification or defense.

Antonym of the day

doth to a turn
abstain, avoid, bear.