It depends on whether you are talking about degrees of heaviness or illumination:
The superlative for "light" is "lightest."
light - lighter - lightest
The comparative form of "light" is "lighter" and the superlative form is "lightest."
lighter, lightest
The superlative of "shine" is "shiniest."
Paler is comparitive, palest is superlative.
more useful and most useful
Comparative: more carefully Superlative: most carefully
smoothestThe superlative of 'smooth' is ' smoothest'.
Comparitive = bitterer or more commonly more bitterSuperlative= most bitter NOT bitteristHope that helps!
most expensive
The superlative for "light" is "lightest."
words ending with letter 'e' will have it's comparitive form ending with 'r' and superlative form with 'st' along with 'e'.so here it is able,abler and ablest.
The comparative form of sweet is sweeter, and the superlative form of sweet is sweetest.
The comparative of hot is hotter.The superlative of hot is hottest.
light - lighter - lightest
The comparative form of "light" is "lighter" and the superlative form is "lightest."