hopeful

a.怀有希望的，抱有希望的

hookah, hooked, hooker, hookey (also hooky), hookworm, hooligan, hooliganism, hoop, hoop-la, hoopoe, hooray, hoot, Hoover, hooves, hop, hop-field (also hop-garden), hop-picker, hop-pole, hope, hope chest, hopefully, hopefulness, hopeless, hopelessly, hopelessness, hopped-up, hopper, hopscotch, horde, horizon, horizontal, horizontal hormone, hormonal, hormone, horn, horn of plenty, horn-blowing, horn-rimmed, hornbeam, hornbill,