sleepier
The comparative form of the adjective "sleepy" is "sleepier." This form is used to describe a greater degree of sleepiness in comparison to something else, as in "I feel sleepier today than I did yesterday."
sleepier
Sharper is the comparative form of the word sharp.
The comparative form of the word 'fast' is 'faster'.
comparative =sleepier superlative =sleepiest
The comparative form of longest is longer.
smoother is comparative of word smooth.
sleepier
sleepier
sleepier, sleepiest
Smoothest is the superlative form of the word smooth. The comparative form is smoother.
Comparative: uglier Superlative: ugliest