#lover.significant_other  a significant other to whom you are not related by marriage
  supertype:  significant_other__significantother  a person with whom you have shared a long-term sexual relationship
  subtype:  fancy_man__fancyman__paramour  a woman's lover
  subtype:  man.lover  (informal) a male person who plays a significant role (husband or lover or boyfriend) in the life of a particular woman; "she takes good care of her man"
  subtype:  kept_woman__mistress__fancy_woman__fancywoman  an adulterous woman; a woman who has an ongoing extramarital sexual relationship with a man
     subtype:  concubine__courtesan__doxy__odalisque__paramour  a woman who cohabits with an important man
     instance:  Eva_Braun__Braun  Delilah

No statement uses or specializes lover.significant_other; click here to add one.