Etymograph

English

summity

Summity comes from Latin summitas ‘the highest part of something’, and goes back to Proto-Indo-European *upó ‘up’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*upó‘up; from below’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*(s)úp-m̥mo-ssreconstructed
  3. Proto-Italicc. 1500–700 BCE*supemosreconstructed
  4. Latinc. 75 BCE–200 CEsummus‘highest’
  5. Latin, derivedc. 75 BCE–200 CEsummitas‘the highest part of something’
  6. Englishtodaysummity

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*upó‘up; from below’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*(s)úp-m̥mo-ssreconstructed
  3. Proto-Italicc. 1500–700 BCE*supemosreconstructed
  4. Latinc. 75 BCE–200 CEsummus‘highest’
  5. Latin, derivedc. 75 BCE–200 CEsummitas‘the highest part of something’
  6. Englishtodaysummity

Formed from sum + -ity

Proto-Indo-European *upó ‘up; from below’

…

Latin summus ‘highest’

Latin summa ‘highest point’

Old French summe

Middle English summe

English sum

Linked words

through Proto-Indo-European *upó ‘up’

up, above, upper, suggest, sub, suspicion, upward, oft, hypo, subaltern, 8 more

through Latin summus ‘highest’

sum

Today it means

noun The height or top of anything.

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

Etymograph / Proto-Indo-European *upó / summity