Answer:

NIFTIER

Answer	Crossword Clue
NIFTIER	More stylish: Slang.
NIFTIER	Smarter: Slang.
NIFTIER	Better: Slang.

NIFTIER	Finer
NIFTIER	Cooler
NIFTIER	Comparatively neat

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.