Etymograph

English

adequative

Adequative comes from Medieval Latin adaequātivus, from Latin adaequō ‘make equal to’, and ultimately from Old Latin aiquos.

  1. Old Latinc. 700–75 BCEaiquos
  2. Latinc. 75 BCE–200 CEaequus‘level, equal’
  3. Latin, derivedc. 75 BCE–200 CEaequō‘make equal, level or smooth’
  4. Latin, derivedc. 75 BCE–200 CEadaequō‘make equal to’
  5. Medieval Latinc. 600–1500adaequātivus
  6. Englishtodayadequative

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

  1. Old Latinc. 700–75 BCEaiquos
  2. Latinc. 75 BCE–200 CEaequus‘level, equal’
  3. Latin, derivedc. 75 BCE–200 CEaequō‘make equal, level or smooth’
  4. Latin, derivedc. 75 BCE–200 CEadaequō‘make equal to’
  5. Medieval Latinc. 600–1500adaequātivus
  6. Englishtodayadequative

Linked words

through Proto-Italic *aikʷos

inequality, 11 more

through Old Latin aiquos

equality, inequitable, 12 more

through Latin aequus ‘level, equal’

equal, equity, equitable, egalitarian, 14 more

through Latin aequō ‘make equal, level or smooth’

equation, equate, 2 more

Today it means

adj equivalent or sufficient; adequate.

Language periods are conventional ranges, not dates for this word.

Etymograph / Old Latin aiquos / adequative