Inside - positioned inside or well suited for inside of a developing; "an interior scene"; "interior decoration"; "an interior lavatory without the need of windows" four. The adverb indoors must be utilized to modify the verb stay. Indoor is undoubtedly an adjective and might be employed in another way, for example in https://indoor-door-mats12344.eedblog.com/37989110/the-5-second-trick-for-indoor-door-mats