Search Result for "bumptiously": 
Wordnet 3.0

ADVERB (1)

1. in a bumptious manner;
- Example: "he behaved rather bumptiously and offended the hostess"



WordNet (r) 3.0 (2006):

bumptiously
    adv 1: in a bumptious manner; "he behaved rather bumptiously and
           offended the hostess"