The Collaborative International Dictionary of English v.0.48:

Freya \Frey"a\ (fr[imac]"[.a]), prop. n. [Icel. Freyja.] (Scand.
   Myth.)
   The daughter of Nj["o]rd, and goddess of love and beauty; the
   Scandinavian Venus; -- in Teutonic myths confounded with
   Frigga, but in Scandinavian, distinct. [Written also Frea,
   Freyia, and Freyja.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

Freya
    n 1: (Norse mythology) goddess of love and fecundity; daughter
         of Njorth and sister of Frey [syn: Freya, Freyja]

Moby Thesaurus II by Grady Ward, 1.0:

61 Moby Thesaurus words for "Freya":
   Adonis, Aesir, Amor, Aphrodite, Apollo, Apollo Belvedere, Astarte,
   Balder, Bor, Bori, Bragi, Cleopatra, Cupid, Donar, Eros, Forseti,
   Frey, Freyja, Freyr, Frigg, Frigga, Hebe, Heimdall, Hel, Hertha,
   Hoenir, Hyperion, Idun, Ing, Ithunn, Kama, Loki, Love, Nanna,
   Narcissus, Nerthus, Njord, Njorth, Odin, Reimthursen, Sif, Sigyn,
   Thor, Tiu, Tyr, Ull, Ullr, Vali, Vanir, Venus, Venus de Milo,
   Vidar, Vitharr, Wayland, Weland, Woden, Wotan, Wyrd, houri, peri,
   the Graces