The comparative form of busy is busier.
Teapot is a noun and, as such, does not have a comparative degree.
Comparative: Whiter Superlative: Whitest
The comparative form of longest is longer.
Thriftier is the comparative degree of thrifty.
steadier
"Steady" is the basic form. The comparative form is "steadier," and the sup.: "steadiest."
There is no comparative of get.
The comparative of "first" is "earlier" or "prior".
comparative
comparative
comparative
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The comparative and superlativeforms of grand are: Comparative: grander Superlative: grandest
His is a possessive pronoun and, as such, does not have a comparative form.
The comparative form of "clean" is "cleaner."
The comparative form of friendly is friendlier.