The comparative and superlative forms of popular are more popular and most popular
greater, greatest
comparative - merrier superlative - merriest
Great the superlative form of great is best.
The comparative form of cloudy is "cloudier". The superlative form is "cloudiest".
"Older" is the comparative form of old. The superlative form is oldest.
There are no single-word comparative and superlative for recent. They would be "More recent" and "Most recent"
The comparative is grumpier and the superlative is grumpiest.
"Bit" is a noun and a verb and, as such, does not have a comparative or superlative form.
Sweetie is a noun and does not have a comparative or superlative form.
Comparative: older Superlative: oldest
The comparative form of easy is easier, and the superlative form is easiest.
The comparative form of gloomy is gloomier, the superlative form is gloomiest.