What degrees of comparison are missing ? tal - - the tallest old - - the oldest hot - hotter - new - newer - - nicer - the nicest - happier - the happiest comfortable - - the most comfortable expensive - more expensive -

Tall- ..taller - the tallest
old - older - the oldest 
hot - hotter - ...the hottest
new - newer - the newest
nice - nicer - the nicest
happy - happier - the happiest
comfortable - ..more comfortable - the most comfortable
expensive - more expensive - the most expensive

Tall-taller,old-older,elder,hot-the hottest,new-newest,nice-nicer,happy-happier,comfortable-more comfortable,expensive-the most expensive