glamour
Glamour today is allure — the magazine sheen, the movie-star dazzle, the charm that makes a thing look more than it is. The word is a Scots corruption of grammar. In the Middle Ages, grammar meant learning in general, and learning shaded into the occult: to be lettered was to have access to powers the unlettered did not, and gramarye came to mean magic, enchantment, a spell. The Scots reshaped gramarye into glamour — the dazzle of an illusion cast over the eyes — by switching one r to an l. Sir Walter Scott carried it into literary English in 1805. So the word for surface-glitter is, all the way down, a word about reading and writing: the magic of letters, in a culture where literacy itself was a kind of spell.
Glamour is grammar with a letter changed. In the Middle Ages the word grammar did not mean what it means now — the rules for arranging a sentence — it meant learning as such, the whole body of knowledge that being lettered gave you access to. And in a world where almost no one could read, the lettered looked like they had powers. Grammar shaded into gramarye, and gramarye came to mean magic, occult learning, an enchantment. The Scots took that word and softened one of its two r's into an l — gramarye to glamour — and used it for the specific magic that throws a false appearance over the eyes. A wizard "casts the glamour" so you see a castle where there is a hovel. The dazzle was, from the start, a deception worked by someone who could read on people who could not.
The credit usually goes to Walter Scott, and he did the most to spread it — he put glamour into The Lay of the Last Minstrel in 1805 and the literary world picked it up. But he was not the first; the Oxford English Dictionary's earliest evidence is the Scots poet Allan Ramsay in 1720, a full lifetime before Scott. And the modern meaning is younger still: "magical beauty, alluring charm" is not recorded until 1840, and the sense we reach for first — Hollywood, fashion, the glossy photograph — only by 1939. The word that now means a film star's sheen meant, within living memory of the language, a literal spell.
Follow the word down and it stays bookish the whole way. Grammar is Latin grammatica, from Greek grammatikē, "the art of letters," from gramma, "a letter," from graphein — which originally meant not "to write" but "to scratch," the stylus dragged across wax or clay. The root underneath is PIE *gerbʰ-, "to carve, scratch," and its plain English descendant, inherited through Germanic rather than borrowed through Greek, is carve. So glamour, the word for pure surface, is a cousin of the word for cutting a shape into hardwood. The same root produced grimoire, a sorcerer's spell-book — French for what is, etymologically, a "grammar." To be glamorous and to know your grammar are, at the root, the same accomplishment: command of the scratched mark.
The seductive false friend is gleam — and its whole family, glimmer, glitter, glow, gloss, glass. They share glamour's gl- opening and the very meaning the modern word landed on, "to dazzle, to shine." But they come from an entirely different root, PIE *ghel-, "to shine," realized through a Germanic family of light-words with no connection to the Greek-and-Latin tower of grammar. It is a tidy accident: the bookish word for enchantment drifted, over centuries, until it meant exactly the thing the shining-words mean, and ended up sitting beside them looking like kin. It is not. The glitter is inherited light; the glamour is the magic of letters.
- grammar — the direct, unaltered descendant of the same word; Middle English gramere, from Old French gramaire, from Latin grammatica. Glamour and grammar are doublets — one word, two phonetic outcomes
- gramarye — archaic, "occult learning, magic, enchantment"; the medieval magic-sense of grammar, and the immediate form glamour was reshaped from
- grimoire — a book of magic spells; French, altered from grammaire, "grammar." A sorcerer's manual whose name literally means a grammar book — the same root, by a different (French) branch
- glamoury — a Scots sister-form of glamour, "enchantment" (c. 1800); a parallel derivative on the same word
- gramophone / -gram / -graph / graphic — the productive Greek gramma / graphein family — telegram, diagram, autograph, photograph; all "letter, thing written" words on the same Greek stem
- carve — Old English ceorfan, the inherited Germanic cognate of Greek graphein — both from PIE *gerbʰ-, "to scratch, carve." The deep relative of glamour, reached through the Greek branch
- glam / glamping — modern clippings from glamour (glam-rock; glamour + camping) — not ancient roots but recent back-formations; included to forestall reading the recency as antiquity
- gleam / glitter / glow / gloss / glass — different root — from PIE *ghel-, "to shine," via a Germanic family of light-words. They share glamour's gl- and its acquired meaning "to dazzle," but none of its history. The most seductive false friends in the language
- grand / grandeur — different root — from Latin grandis, "big, great" (a word of unknown origin). It overlaps semantically with "glamorous splendor" and shares the gr-, but is unrelated to grammatica
- glamr — contested — an Old Norse word, "the moon, the pale one" (and glamsyni, "illusion," literally "glam-sight"); a connection to glamour has been suggested but is a minority view, not the mainstream grammar-derivation