Word Unit: herb- (Latin: green crop, grass)
Word Unit: hered-, herit- (Latin: heir; "he, or she, who obtains that which is left")
Word Unit: heres-, heretic- (Greek > Latin: a taking, choosing, a choice; to take for oneself)
Word Unit: herm-, herme- (Greek: Hermes, the son of Zeus and Maia, the god of commerce and messenger of the gods in Greek mythology; identified by the Romans as Mercury; however, some of the words in this unit come from Hermes tris megistos, Hermes Trismegistus, literally, "Hermes, Thrice the Greatest" referring to the Egyptian god Thoth, who was identified with the Greek god Hermes, of science and arts)
Word Unit: hernio-, herni- + (Latin: protruded viscus; rupture; in the sense of "protrusion of tissue or part of an organ through an abnormal opening in the surrounding walls")

A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube": alveolo-; antro-; anu-; celo-; coelio-; concho-; fenestra-; hiat-; meato-; ora-; parieto-; poro-; pyl-, pyle-; pylor-; sphinctero-; splanchn-; stomato-; syringo-; uretero-; urethro-; vagino-; ventricul-.

Word Unit: herpeto-, herpet-, herp- (Greek: creeping thing, reptile; snake)

A cross reference of other word family units that are related directly, or indirectly, with: "snakes or other reptiles": angui-; coluber-; ophio-; reptil-; sauro-.

Word Unit: hesperian (Greek > Latin: west, evening)
Word Unit: heter-, hetero- (Greek: different, other, another, unlike; irregular, abnormal)

Inter-related cross references, directly or indirectly, involving word units meaning "another, other, different, alternating, varied, changing": ali-; allo-; alter-; allelo-; mut-; poikilo-; reciproc-; vari-.

Word Unit: Heuristic Details (Greek heuriskein and Modern Latin heuristicus and from German heuristisch; "to invent, to discover")
Word Unit: hex-, hexa- (Greek: six; a number used as a prefix)
Word Unit: hiat-; -hisc- (Latin: to stand open, to split; opening, aperture, gap; to yawn)

A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube": alveolo-; antro-; anu-; celo-; coelio-; concho-; fenestra-; hernio-; meato-; ora-; parieto-; poro-; pyl-, pyle-; pylor-; sphinctero-; splanchn-; stomato-; syringo-; uretero-; urethro-; vagino-; ventricul-.

Word Unit: hiber- (Latin: winter, wintered, wintry; it also refers to: sleep, sleeping; inactive, inactivity; dormant, dormancy [suspended animation or a lack of activity])

Cross references of word families that are related directly or indirectly to "winter, freezing, frost, and/or cold": algid- (cold, chilly); cheimo-, chimo- (winter, cold); crymo-, krymo- (cold, chill, frost); cryo-, kryo-; (cold, freezing); pago- (cold, freezing); psychro- (cold); rhigo- (cold, frost; shiver).

Word Unit: Hibernation and Hibernating (there are various kinds and conditions of hibernations)
Word Unit: hidero-, hider-, hidro-, hidr-, -hidrosis, -hidrotic + (Greek: sweat, sweating, perspire, perspiration; sweat gland)
Word Unit: hiero-, hier- (Greek: sacred, holy; religious)

Related religious-word units: church; dei-, div-; ecclesi-; fanati-; idol-; -olatry; theo-; zelo-.

Related "holy, sacred" word families: hagio-; icono-; sacro-; sanct-.

Word Unit: Hieroglyph Story (sacred writing of the Egyptians)
Word Unit: Hieronymus (a father of the early Christian Church whose major work was his translation of the Scriptures from Hebrew and Greek into Latin known as the Vulgate)
Word Unit: hilar- (Greek > Latin: cheerful, gay, joyful, good spirits)
Word Unit: hippo-, hipp- (Greek: horse)

Related horse-word units: caval-; equ-, equi-.

Word Unit: hirco-, hirc- + (Latin: goat)

Related goat-word units: aego-; capri-; tragico-.