wǔ​duàn

arbitrary

武断 (武斷) wǔ​duàn
arbitrary verb
Making judgments or decisions based on personal whim or without sufficient evidence; being subjective and dogmatic.

It is too arbitrary to draw a conclusion about him based solely on first impressions.

Frequency

Movie subtitles
1.19 per million appears in 1% of films
Written text
1.11 per million

Sources

Definitions
CC-CEDICT