| Term | Definition |
| hoi polloi | common people; the masses |
| holocaust | complete destruction |
| homage | respect; honor |
| homily | a sermon |
| homogeneous | composed of parts all of the same kind |
| homophonic | sounding alike |
| hone | to sharpen |
| hoodwink | to deceive |
| hoot | to shout in disapproval |
| horde | a crowd of people |
| horticulture | the science of gardening |
| hospice | shelter |
| hovel | a dirty, wretched living place |
| hover | to keep lingering about; to wait near at hand |
| hubris | excessive pride or confidence |
| hue | a color; a shde |
| humane | kind; compassionate |
| humbug | trick; hoax |
| humdrum | monotonous; routine |
| humid | moist |
| humility | lowliness; meekness |
| humus | black soil for fertilizing |
| hurtle | to dash; speed; run |
| husbandry | the science of raising crops; careful management |
| hybrid | mixed; assorted |
| hydrophobia | fear of water; rabies |
| hymeneal | pertaining to marriage |
| hyperbole | extreme exaggeration |
| hypercritical | overcritical; faultfinding |
| hypochondriac | a person with imaginary ailments |
| hypocrite | one who pretends to be someone or something he is not |
| hypothesis | an assumption; a theory |