undersexed

from WordNet (r) 3.0 (2006)

undersexed
    adj 1: having a subnormal degree of sexual desire

from Moby Thesaurus II by Grady Ward, 1.0

27 Moby Thesaurus words for "undersexed":
      amorous, carnal, cold, erogenic, erogenous, erotic, erotogenic,
      fleshly, gamic, heterosexual, inhibited, libidinal, nuptial,
      oversexed, passionless, potent, procreative, sensual, sex, sexed,
      sexlike, sexual, sexy, straight, unresponsive, venereal,
      voluptuous