hyena (also hyaena)

n flesh-eating animal of Africa and Asia, like a wolf, with a howl that sounds like wild laughter 鬣狗（产於非洲和亚洲, 似狼, 食肉, 叫声似狂笑）.

hydrant, hydrate, hydration, hydraulic, hydraulically, hydraulics, hydrocarbon, hydrochloric, hydroelectric, hydroelectrically, hydroelectricity, hydrofoil, hydrogen, hydrogen bomb (also H-bomb), hydrogen peroxide, hydrometer, hydrophobia, hydroplane, hydroponics, hydrotherapy, hygiene, hygienic, hygienically, hymen, hymn, hymnal, hyp-, hypo-, hype, hyper-, hyperactive, hyperactivity, hyperbola, hyperbole, hyperbolic, hyperbolical, hypercritical, hypercritically, hypermarket, hypersensitive, hypersensitivity,