Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† dochmĭus, ii, m., = δόχμιος (sc. πούς), the dochmiac foot in poetry, whose fundamental scheme is ⏑–́–́⏑–́, of which, however, about thirty modifications are described, Cic. Or. 64 fin.; Quint. 9, 4, 79 al.