Answer:

optimum

Answer	Crossword Clue
OPTIMUM	Best possible
OPTIMUM	Most desirable
OPTIMUM	Best

OPTIMUM	Most favorable
OPTIMUM	Ideal
OPTIMUM	The best degree.
OPTIMUM	Top
OPTIMUM	Perfect
OPTIMUM	Best to pick one flower (7)

Crossword

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