隐秘难言 yǐn mì nán yán

DEFINITIONS

  1. too embarrassing to mention

CHARACTERS

隐 yǐn
HSK 6
hide, conceal; hidden, secret
秘 mì
HSK 5
secret, mysterious, abstruse
难 nán
HSK 3
difficult, arduous, hard; unable
言 yán
HSK 4
words, speech; speak, say