Answer: isso

AnswerCrossword Clue
ISSO'This -- sudden!'
ISSO"What ... rare . . . ?"
ISSO"What ... rare as . . . "
ISSO"And what ... rare . . . ?": Lowell
ISSO"And what ... rare . . . "
ISSO"And what ... rare as..."
ISSO"That ... you!"
ISSO"And what ... rare as a day in June?"
ISSO"True!"
ISSOCombative retort
ISSOChildish rejoinder
ISSOChildish comeback
ISSO"That ... stupid!"
ISSO"That ... true"
ISSO"That ... last year"
ISSO"That ... wrong"
ISSO"It ...!"
ISSO'As -- often the case ...'
ISSOSchoolyard rejoinder
ISSO"This ... weird!"
ISSO"That ... true!"
ISSO"What ... important?"
ISSOThat ... you!
ISSOSchoolyard retort
ISSOSchoolyard comeback
ISSO"And what -- rare . . . ?": Lowell
ISSO"Ain't!" retort
ISSOChild's retort
ISSOChildish retort
ISSO"Your Love ... Good for Me" (Diana Ross song)
ISSOKindergarten comeback
ISSORecess retort
ISSO"This ... last year!"
ISSO"This .. sudden!"
ISSO"And what ... rare..."
ISSO"And what .. rare..."
ISSO"And what .. rare as..."
ISSO"This .. unfair!"
ISSO"That .. five minutes ago!"
ISSO"That .. last week!"