pretendingly

adverb2

1. •
   So as to pretend.

   • The disagreement starts with the species capable of pretend play, which necessarily entails disagreement over what the minds involved do in order to play pretendingly, and when. — 2013
2. •
   As if by right or title; arrogantly; presumptuously.

   • I have a particular Reason to look a little pretendingly at present; therefore I hope you will excuse it — 1697