Synonyms for Butch (same or very similar meaning)
WordNet sense 1 (offensive terms for a lesbian who is noticeably masculine):
dikeWordNet sense 2 (used of men; markedly masculine in appearance or manner):
machoWordNet sense 3 (associated with men and not with women):
masculineWordNet sense 4 (sexually attracted to members of your own sex):
homosexualFrom the ODE community, based on WordNetadd/edit