History
History
Synonyms
UK
US
Meaning:
folly

foolishness

nonsense, ridiculous idea

nonsense

something said, written etc that is foolish or does not make any sense; stupid behaviour

craziness, ridiculousness

phobia

an unhealthy and strong fear or dislike

fear

psychosis

a severe mental disorder in which a person loses contact with reality

mental illness; foolishness

superstition

(an idea, practice etc based on) belief in the power of magic, witchcraft etc

belief in sign of things to come

IRRATIONALITY as in Wiktionary
IRRATIONALITY as in Wikipedia