sitsit

Sit comes from Middle English sitten, from Old English sittan, from Proto-Germanic *sitjaną, from Proto-Indo-European *sed- ‘to sit’.

1. Proto-Indo-Europeanc. 4500–2500 BCE*sed-¹‘to sit’reconstructed
2. Proto-Germanicc. 500 BCE–200 CE*sitjaną¹‘to sit’reconstructed
3. Proto-West Germanicc. 200–500 CE*sittjan¹‘to sit’reconstructed
4. Old Englishc. 450–1150sittan¹‘to sit’
5. Middle Englishc. 1150–1500sitten¹‘to sit’
6. Englishearliest quotation c. 1595–1596sit¹

1. ¹ Wiktionary, English sit
2. Earliest quotation in Wiktionary’s entry: c. 1595–1596, William Shakespeare, Loues Labour’s Lost: “Like a demigod here sit I in the sky.”.