more terrific, most terrific
more terrific
terribler
more terrible, most terrible
There is no noun form for the adjective terrific. There is an adverb form, terrifically.
The comparative form of busy is busier.
The comparative form of friendly is friendlier.
The comparative form of dreamy is dreamier
comparative form is cleaner superlative form is cleanest
The comparative form of many is more
The comparative form of "central" is "more central."
The comparative form of friendly is friendlier.