Indoors rhymes with:
backdoors, commodore's, ecuador's, salvador's, backdoors, baltimore's, bangalore's, becor's, bellcore's, bookstores, carnivores, centaur's, centaurs, centocor's, commodore's, dinosaurs, downpours, drugstores, ecuador's, encor's, encores, megastores, mentor's, nucor's, phosphors, salvador's, sophomores, superstores, toystores, unprofor's
Indoors sounds like:
imitators, initiators, interco, interco's, interiors, intersec, intrex, intricacies, intricacy, intrigue, intrigues, intros