incoherently
adverb /ˌɪnkəʊˈhɪərəntli/
  /ˌɪnkəʊˈhɪrəntli/,  /ˌɪnkəʊˈherəntli/
- in a way that is not clear or easy to understand, often because of emotion synonym unintelligibly
- She was babbling incoherently.
 
Oxford Collocations DictionaryIncoherently is used with these verbs:- mumble
 - mutter
 
 - in a way that is not logical or well organized
- Some half-baked ideas have been thrown incoherently together.