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German sechs
← Proto-Germanic *sehs (inherited)
← Middle High German (inherited)
← Proto-West Germanic *sehs (inherited)
← Old High German sehs (inherited)
← Proto-Indo-European *swéḱs (inherited)

→ English six (cognate)
→ Old English siex (cognate)
→ Cimbrian sèkse (cognate)
→ Cimbrian zèkse (cognate)
→ German Sechseck (compound)
→ German sechsundvierzig (affix)
→ German sechsundzwanzig (affix)
→ German sechsunddreißig (affix)
→ German sechsundfünfzig (affix)
→ German sechsundsechzig (affix)
→ German sechsundsiebzig (affix)
→ German sechswertig (suffix)
→ German sechsprozentig (suffix)
→ German Sechszylinder (compound)
→ German sechsundneunzig (compound)
→ German sechsundachtzig (compound)
→ German sechshundert (compound)
→ German sechsarmig (affix)
→ German sechsköpfig (suffix)
→ German sechsstellig (affix)
→ German sechsstrahlig (affix)
→ German sechsstündig (affix)
→ German sechswöchig (affix)
→ German sechsmal (suffix)
→ German sechsmonatlich (compound)
→ German sechsflächig (compound)
→ German Sechser (suffix)
→ German Zwölfer (suffix)
→ German sechsmonatig (affix)
→ German sechsminütig (affix)
→ German Sechsflächner (compound)
→ German sechsfüßig (affix)
→ German sechsseitig (compound)
→ German sechstägig (suffix)
→ German Sechskampf (compound)
→ Persian شش (cognate)
→ Central Franconian sechs (borrowed)
→ Alemannic German sächs (cognate)
→ Ido sis (derived)
→ Northern Kurdish şeş (cognate)
→ Mòcheno secks (cognate)