spinsterhood

from WordNet (r) 3.0 (2006)

spinsterhood
    n 1: the state of being a spinster (usually an elderly unmarried
         woman)

from Moby Thesaurus II by Grady Ward, 1.0

18 Moby Thesaurus words for "spinsterhood":
      bachelordom, bachelorhood, bachelorism, bachelorship, celibacy,
      continence, maidenhead, maidenhood, misogamy, misogyny, monachism,
      monasticism, single blessedness, single state, singleness,
      unwed state, virgin state, virginity