occasion
[名]1 C(特定の)時,場合,折on one occasionある時on every occasion = on all occasionsあらゆる場合にon two occasions2回T...
occasional
[形]〔通例限定〕1 時折の,時々の,折々のan occasional mistakeたまたま犯した誤りan occasional thunderstorm時々来る雷雨1a ところどころにあるT...
occasionalism
[名]《哲学》偶因論
occasionally
[副]時々,時折,折々very occasionallyごくたまにOccasionally, a stranger dropped by.時折見知らぬ人が立ち寄ったOnly occasional...
occasion a person much anxiety = occasion much anxiety to a person
人にたいへん心配をかける