bù​fēn

undifferentiated

不分 bù​fēn
undifferentiated adverb
not to distinguish; to make no distinction

The two teams are evenly matched and have yet to determine a winner.

versatile adverb
(LGBT slang) open to either a penetrative or receptive role

He identified himself as "versatile" on his social media profile.

Frequency

Written text
10.3 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)