passing
adjectiveMoving by; going past.
adjectiveOf brief duration; transitory.
adjectiveCursory or superficial; casual.
adjectiveAllowing one to pass a test, course of study, inspection, or examination; satisfactory.
adjectiveExtreme or great; surpassing.
adverbVery; surpassingly.
nounThe act of one that passes or the fact of having passed.
nounA place where or a means by which one can pass.
nounDeath.
idiom(in passing) While going by; incidentally.