Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
* mergĕs, ĭtis, f. [mergae].
* mergĭto, 1, v. a. freq. [mergo], to dip in, immerse: ter mergitamur, i. e. baptizamur (al. mersitamur), Tert. de Cor. Milit. 3.