Etymograph

English

groundly

Groundly comes from Old English grund ‘ground’, and goes back to Proto-Indo-European *gʰrem- ‘to resound’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*gʰrem-‘to resound’reconstructed
  2. Proto-Germanicc. 500 BCE–200 CE*grunduz‘ground’reconstructed
  3. Proto-West Germanicc. 200–500 CE*grundureconstructed
  4. Old Englishc. 450–1150grund‘ground’
  5. Middle Englishc. 1150–1500groundli
  6. Englishearliest quotation 1516groundly

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*gʰrem-‘to resound’reconstructed
  2. Proto-Germanicc. 500 BCE–200 CE*grunduz‘ground’reconstructed
  3. Proto-West Germanicc. 200–500 CE*grundureconstructed
  4. Old Englishc. 450–1150grund‘ground’
  5. Middle Englishc. 1150–1500groundli
  6. Englishearliest quotation 1516groundly

Earliest quotation: 1516, Robert Fabyan, [Pars Sexta.] Capitulum C.lx.iii.: “[A]fter. iiii. yeres was passyd, the sayd two bretherne…”

Formed from ground + -ly

Proto-Indo-European *gʰrem- ‘floor, settlement’

Proto-Germanic *grunduz ‘ground, foundation’

Proto-West Germanic *grundu

Old English grund

Middle English ground

English ground

The story

The English word is analysable as ground + -ly (suffix forming adjectives), and is cognate with German gründlich (‘careful, thorough; deep, profound’), Swedish grundlig (‘thorough; in depth; profound; radical’).

Linked words

through Proto-Indo-European *gʰrem- ‘to resound’

grim, grunting, pogrom, 5 more

through Proto-Germanic *grunduz ‘ground’

groin, 1 more

Today it means

adj Firmly grounded; solid; of education: complete, thorough, well-grounded.

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

Etymograph / Proto-Indo-European *gʰrem- / groundly