- heron
- herpes
- herpetology
- herr
- herring
- hers
- herself
- hesitancy
- hesitant
- hesitate
- hesitated
- hesitating
- hesitatingly
- hesitation
- hesitative
- hesper
- hesperian
- hesperus
- hessian
- hest
- het
- hetero-
- heterodox
- heterodoxy
- heterogamous
- heterogeneity
- heterogeneous
- heterogenesis
- heterogenous
- heteromerous
- heterosporous
- heuristic
- hew
- hewed
- hewer
- hewing
- hewn
- hex-
- hexa
- hexachord
- hexad
- hexagon
- hexagonal
- hexahedron
- hexameter
- hexapod
- hexavalent
- hey
- heyday
- hiatus
- hiatuses
- hibernal
- hibernate
- hibernated
- hibernating
- hibernation
- hibernian
- hibiscus
- hiccough
- hiccoughed
- hiccoughing
- hickory
- hid
- hidalgo
- hidden
- hide
- hidebound
- hided
- hideous
- hiding
- hie
- hied
- hierarch
- hierarchal
- hierarchic
- hierarchical
- hierarchies
- hierarchy
- hieratic
- hieroglyph
- hieroglyphic
- hierophant
- higgle
- higgled
- higgledy-piggledy
- higgling
- high
- high priest
- high-bred
- high-church
- high-colored
- high-flown
- high-handed
- high-minded
- high-pressure
- high-principled
- high-reaching
- high-souled
- high-sounding
- high-spirited