謬びゅう妄もう

Meanings

1

fallacy; erroneous belief

Refers to a mistaken idea or false reasoning; a formal, literary term.

彼かれの主しゅ張ちょうは単たんなる謬びゅう妄もうに過すぎない。
His argument is nothing more than a fallacy.

2

baseless thing; groundless notion

Used for something unfounded or random; rare and literary.

その噂うわさは全まったくの謬びゅう妄もうだった。
That rumor was completely baseless.