Answer:

evenest

Answer	Crossword Clue
EVENEST	Most fair
EVENEST	Least out-of-line
EVENEST	Most free of fluctuations

EVENEST	Smoothest.
EVENEST	Most smooth.
EVENEST	Most level.
EVENEST	Most impartial.
EVENEST	Steadiest.
EVENEST	Superlatively smooth
EVENEST	Least bumpy

Crossword

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