lopsidedly
adverb /ˌlɒpˈsaɪdɪdli/
  /ˌlɑːpˈsaɪdɪdli/
- with one side lower, smaller, etc. than the other
- to grin/smile lopsidedly
 
Oxford Collocations DictionaryLopsidedly is used with these verbs:- smile
 
 - in a way that lacks balance; with a lot more attention, points, votes, etc. on one side than the other
- The current party breakdown in Sacramento is lopsidedly Democratic.