←
Old English bæst (inherited)
←
Middle English bast (inherited)
←
Proto-Germanic *bastaz (inherited)
←
Proto-Indo-European *bʰask- (derived)
←
Proto-Indo-European *bʰasḱ- (mention)
←
Middle Irish basc (cognate)
→
Middle English bast (link)
→
Middle English bast (link)