The story
- Proto-Indo-European*h₁én
- Proto-Italic*en
- Proto-Italic*en-
- Latinin-
- Latintendō
- Latinintendō
- Latinintentiō
- Old Frenchentencion
- Middle Frenchentention
- Middle Englishentencioun
- English todayintention
From Middle English entencioun, intention, from Old French entencion, from Latin intentiō, intentiōnem. Compare intent. Equivalent to intent + -ion.
Etymology from Wiktionary, CC BY-SA 4.0.