Answer:

non

Answer	Crossword Clue
NON	Persona-grata link
NON	Skid or stop starter
NON	Smoking alternative?

NON	Stop beginner
NON	French for no
NON	.... sequitur
NON	Sequitur starter
NON	Smoking or ...?
NON	"Smoking or ..."
NON	Negating prefix
NON	French kiss-off

NON	"Smoking or ..?"
NON	Oui's opposite
NON	Rouen refusal
NON	Persona .. grata
NON	.... compos mentis
NON	Negative starter
NON	Tours negative
NON	"Smoking or ...?"

NON	Sequitur lead-in
NON	French negative
NON	Prefix on skid
NON	Sine qua ..
NON	Alternative to smoking?
NON	.. compos mentis
NON	.. sequitur
NON	Refusal from Rabelais

NON	... obstante (regardless)
NON	Part of NCO
NON	Prefix with stick or stop
NON	Stop starter?
NON	Kin of a-
NON	Dijon denial
NON	Nice refusal?
NON	Tours turndown

NON	Pierre's denial
NON	Nice turndown
NON	Nice way to say no
NON	Nantes refusal
NON	Event opening

Crossword

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