Proto-Germanic *ahtudô

→ English eighth (inherited)

→ Old English eahtoþa (inherited)

→ Cimbrian achtete (inherited)

→ Middle Dutch achte (inherited)

→ Middle English eiȝtthe (inherited)

→ Gothic 𐌰𐌷𐍄𐌿𐌳𐌰 (inherited)

→ Icelandic átti (derived)

→ Dutch achtste (cognate)

→ Old Norse átti (inherited)

→ Old Frisian achtste (derived(ofs/fy))

→ Swedish åttonde (derived)

→ Yiddish אַכט (inherited)