Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
inquĭlīnātus, ūs, m. [inquilinus], an inhabiting of a place which is not one’s own, sojourning: inquilinatūs tempus, Tert. Anim. 38 fin.; Sid. Ep. 5, 19.