English third

← Old English þridda (inherited)

← Middle English thirde (inherited)

← Middle English thridde (mention)

← Proto-Germanic *þridjô (inherited)

← Proto-Indo-European (mention)

← Proto-Indo-European *tr̥tyós (inherited)

→ English cube (link)

→ English riding (cognate)

→ English thirdly (suffix)

→ English thirdhand (compound)

→ English thirdborn (compound)

→ English thirdness (suffix)

→ English third cosmic velocity (compound)

→ English Thirdspace (compound)

→ English third-guarder (compound)

→ English thirdsman (affix)

→ Japanese サード (borrowed)

→ Pennsylvania German dritt (cognate)