Misallied is a verb that means to join or unite in a negative or incompatible way. There are several synonyms to the word misallied that can be used in different contexts. One synonym is mismatched, which refers to the act of combining things or people that are not harmonious. Another synonym is incongruous, which emphasizes the lack of harmony or agreement between two things or people. A third synonym is unsuited, which suggests that two things or people are not compatible or appropriate for each other. Other synonyms for misallied include clashing, discordant, incompatible, and ill-matched. All of these words convey a sense of disharmony or incompatibility between two entities.