PIE roots

How single Proto-Indo-European words fan out into the modern vocabulary. One root per page, with every chain checked against the sources.

*deru- the tree of ‘tree’

tree · true · trust · druid · endure

 discussion on r/dataisbeautiful

*weyd- means to see, to know

wizard · clairvoyant · déjà vu · Ayurveda · wiedźma

 discussion on r/etymology

*weyd- means to see, to know (alternative)

vision · evidence · envy · history · idea · advice

*kʷel- means to turn

wheel · cycle · chakra · culture · colony · palindrome

 discussion on r/etymology

Work in progress

*h₂stḗr the star of ‘star’

star · stellar · asterisk · asteroid · disaster

*bʰeh₂- ‘to speak’

fate · fairy · prophet · anthem · ban · contraband

*sed- ‘to sit’

sit · set · soot · nest · siege · chair · banshee