Comparative degree of the adjective "smooth".
Синонимы
more even
more polished
more refined
more level
more seamless
Used chiefly in informal speech as the comparative form of the adverb "smoothly"
Синонимы
more neatly
more softly
more effortlessly
more fluidly
more seamlessly
more evenly
more smoothly
Colloquial/idiomatic use meaning “smoothly”.