Answer:

edgiest

Answer	Crossword Clue
EDGIEST	Most nervous
EDGIEST	Most avant-garde
EDGIEST	Most uptight

EDGIEST	Nervous to the max
EDGIEST	Least calm
EDGIEST	Most tense
EDGIEST	Most upset and nervous
EDGIEST	Most anxious
EDGIEST	Most impatient
EDGIEST	Most wired
EDGIEST	Most provocative

EDGIEST	Most impatient.
EDGIEST	Most irritable.
EDGIEST	Most irascible.
EDGIEST	Most snappish.
EDGIEST	Most skittish
EDGIEST	Most high-strung
EDGIEST	Least relaxed

Crossword

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