kě​yán

can be said

可言 kě​yán
can be said
can be expressed in words; often used in rhetorical questions to mean "beyond words" or "unspeakable"
worth mentioning
(literary) worth talking about or having a point worthy of discussion
to speak of
used in the structure ... 可言 kě​yán (no ... to speak of) to indicate a complete absence of a quality

Frequency

Movie subtitles
6.05 per million appears in 3% of films

Sources

Frequency data
SUBTLEX-CH