Synonyms for Broody (same or very similar meaning)
WordNet sense 1 (egg-laying):
oviparousWordNet sense 2 (persistently or morbidly thoughtful):
brooding, contemplative, meditative, musing, pensive, reflective, ruminative, ponderingWordNet sense 3 (exhibiting or characterized by careful thought):
thoughtfulWordNet sense 4 (a domestic hen ready to brood):
sitter, brood hen, broody hen, setting henFrom the ODE community, based on WordNetadd/edit