←
Middle English until (inherited)
←
Middle English untill (mention)
←
Middle English ontil (mention)
←
Middle English ontill (mention)
←
Middle English unto (cognate)
→
Old English oþ- (mention)
→
Old English uþ- (mention)
→
West Frisian oant (cognate)
→
Saterland Frisian antou (link)