Crosswords Solver

Answer: obligatory
Answer	Crossword Clue
OBLIGATORY	Not optional
obligatory	(of a ruling) Having binding force
obligatory	binding in law or conscience

obligatory	So customary or routine as to be expected of everyone or on every occasion
obligatory	Required by a legal, moral, or other rule; compulsory

Crossword

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

Answer: obligatory