duàn​yán

assert

断言 (斷言) duàn​yán
assert verb
to state firmly or positively as being true

He asserted that this matter would surely succeed.

assertion verb
a firm and positive statement of fact or belief

Such assertions lack factual basis.

Frequency

Movie subtitles
0.920 per million appears in 0% of films
Written text
3.04 per million

Sources

Definitions
CC-CEDICT