English backboard

← Old English bæcbord (cognate)

← German Backbord (cognate)

← English back (compound)

← English board (compound)

← French bâbord (cognate)

← West Frisian bakboard (cognate)

← Middle Low German backbort (borrowed)

← Middle Low German bakbōrt (mention)

← Dutch bakboord (borrowed)

← Old Norse bakborði (cognate)

← Scots backburd (cognate)

← Scots backber (mention)

← Scots babord (mention)

→ English port (link)

→ English port (link)

→ English board (mention)

→ Irish cúlchlár (calque)