unpopular (adj.)

• despised
• disliked
• friendless
• ignored
• inglorious
• lowly
• misunderstood
• nameless
• obscure
• rejected
• thankless
• unaccepted
• unappreciated
• uncared-for
• undesirable
• undistinguished
• unheard-of
• unknown
• unlamented
• unloved
• unmourned
• unnoted
• unnoticed
• unremarked
• unsung
• unvalued
• unwanted
• unwelcome