Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ăd-apto, āvi, ātum, 1, v. a., to fit, adjust, or adapt to a thing; with dat. only in part. pass.: galericulo capiti adaptato et annexo, Suet. Oth. 12; id. Claud. 33.