pompous

adjective1

1. •
   Affectedly grand, solemn or self-important.

   • Not that the parting speech caused Amelia to philosophise, or that it armed her in any way with a calmness, the result of argument; but it was intolerably dull, pompous, and tedious; and having the fear of her schoolmistress greatly before her eyes, Miss Samuel did not venture, in her presence, to give way to any ebullitions of private grief.