Etymograph

English

capitalize

Capitalize comes from Latin capitālis ‘of the head’.

  1. Latinc. 75 BCE–200 CEcapitālis1‘of the head’
  2. Englishearliest quotation 1983capitalize1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English capitalize
  2. Earliest quotation in Wiktionary’s entry: 1983, Wendy Griswold, The Devil's Techniques: Cultural Legitimation and Social Cha: “In early morality plays, there appeared several vices representing…”.

Earlier history uncertain. See Wiktionary.

Lineage

  1. Latinc. 75 BCE–200 CEcapitālisWiktionary, English capitalize‘of the head’
  2. Englishearliest quotation 1983capitalizeWiktionary, English capitalize. Earliest quotation in Wiktionary’s entry: 1983, Wendy Griswold, The Devil's Techniques: Cultural Legitimation and Social Cha: “In early morality plays, there appeared several vices representing…”

Formed from capital + -ize

Middle English capital

English capital

Linked words

through Proto-Indo-European *kap- ‘head’

had, case, except, heavy, accept, receive, cash, behavior, catch, achieve, heavily, chase, cable, capable, capacity, recipe, reception, occupation, perception, haven, capture, behave, hawk, recipient, anticipation, anticipate, susceptible, deception, chassis, caption, conceive, captive, capsule, deceive, cater, deceptive, cassette, conceivable, captivity, casket, 139 more

through Proto-Indo-European *káput ‘head’

head, 65 more

through Proto-Italic *kaput ‘head’

capote, escapade, 66 more

through Latin caput ‘head’

chapter, captain, escape, chef, cabin, cape, chapel, mischief, precipitation, chaplain, cad, mischievous, chieftain, cabana, capillary, caddie, precipitate, capo, precipitous, chabot, jefe, capa, dishevelled, scamper, scamp, occipital, capuchin, capitulate, kaput, chaperon, cabochon, caput, 70 more

through Latin capitālis ‘of the head’

cattle, chattel, 1 more

Today it means

verb In writing or editing, to write (something: either an entire word or text, or just the initial letter(s) thereof) in capital letters, in upper case.

Sources

Sources: Wiktionary, “capitalize”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / Latin capitālis / capitalize