Synonyms of negatively

4 Syllables
differently, contrastingly, discordantly, divergently, skeptically, resentfully, incongruously, hostilely, adversely
5 Syllables
contrastively, disparately, dissimilarly, incompatibly, unorthodoxly, nonconformably
6 Syllables
antithetically, asymmetrically, contradictorily
7 Syllables
antagonistically, unsympathetically