hazardous

adj．有危险的

haver, haversack, havoc, haw, Hawaii, hawk, hawk-eyed, hawker, hawkish, hawkishness, hawser, hawthorn, hay, hay fever, hay-fork, hay-maker, haymaking, haystack (also hayrick), haywire, hazard, hazardously, haze, hazel, hazel-nut, hazily, haziness, hazy, HB, HDL cholesterol, he, he'd, he'll, he's, he-, he-man, head, head cheese, head first, head for, Head of State,