"More intelligent" is the comparative form of intelligent.
"Most intelligent" is the superlative form.
There is no such word as "intelligenter".
more intelligently
intelligent
More intelligently.
The comparative form of busy is busier.
The comparative form of friendly is friendlier.
comparative form is cleaner superlative form is cleanest
The comparative form of "central" is "more central."
The comparative form of "clean" is "cleaner."
Since the word intelligently has 5 syllables, it would be inelegant to add any more suffixes, and the comparative and superlative forms therefore are, more intelligently, and most intelligently.
The adverb form of the word, "Intelligence" is "Intelligently".
The comparative form of dreamy is dreamier
The comparative form of many is more
The comparative form of "softly" is "more softly."
The comparative form of good is better.
"Truer" is the comparative form of true.
The comparative form of handsome is handsomer
The comparative form of solid is solider
The comparative form of sunny is sunnier.
The comparative form of full is fuller
The comparative form of "central" is "more central."