Word Unit: eta; Η, η (Greek: the seventh letter of the Greek alphabet; Η, η)
Word Unit: ethero-, ether-, aethero-, aether-, aither- (Greek > Latin: burn, shine, to kindle; light up; the heavens; the upper air, the sky)

Etymologically related "light, shine, glow" word families: fulg-; luco-; lumen-, lum-; luna, luni-; lustr-; phengo-; pheno-; phospho-; photo-; scinti-, scintill-; splendo-.

Cross references of word groups that are related, directly, indirectly, or partly to: "fire, burn, glow, or ashes": ars-, ard-; -bust; cand-, cend-; caust-, caut-; crema-; ciner-; flagr-; flam-; focus, foci-; fulg-; gehenna-; ign-; phleg-; phlog-; pyreto-, -pyrexia; pyr-; spod- (ashes; waste); volcan-.

Word Unit: ethm-, ethmo- + (Greek: strainer, sieve)
Word Unit: ethno-, ethn- + (Greek: people, race, tribe, nation; group of people living together; community, family)

Related "people, human" word units: anthropo-; demo-; ochlo-; popu-; publi-.

Word Unit: Ethnobiology (Mark Plotkin, an ethnobotanist takes up the cause of rain forest conservation)
Word Unit: Ethnobotany: Source of therapeutic drugs (medicinal plants discovered by traditional societies)
Word Unit: Ethnozoology (interactions between people and animals)
Word Unit: etho-, eth-, ethi- (Greek: custom, habit; character, manners; usage)
Word Unit: ethyl- + (Greek: upper air, purer air [alcohol and sufuric acid]; in scientific terminology, "volatile, clean-smelling, euphoria-producing liquid composed of alcohol and sufuric acid")
Word Unit: -etic, -etics (Greek: -etikos, an adjective suffix meaning "pertaining to, of the nature of" for nouns ending in -esis)
Word Unit: etio-, aetio- + (Greek: cause, causation, originating; that which causes or originates something)
Word Unit: -ette, -et (French: small, little)
Word Unit: etym- (Greek: truth, true meaning, real [the root meaning, true meaning or literal meaning of a word])

Other related "word, words" units: legi-; lexico-; locu-; logo-; onomato-; -onym; verbo-.

Word Unit: Etymologies: Why Should You Care? (learn more about where words came from and who their family members are)
Word Unit: Etymologies: Word Origins (learning etymologies can multiply your vocabulary easier than by learning lists of words)
Word Unit: Etymology, Rooting Around (If the origins of words are not known, then much of our language will not be as easily understood nor appreciated!)
Word Unit: eu- (Greek: good, well, normal; happy, pleasing; used as a prefix)
Word Unit: eunuch (Greek > Latin: literally, guardian of the bed)
Word Unit: Eureka and Discovery (a reaction of delight and excitement when someone makes a discovery)
Word Unit: eureka, heuristic (Greek: "I have found!" or making discoveries)