←
Proto-Indo-European (inherited)
←
Proto-Indo-European *swéḱs (mention)
←
Old Prussian uschts (cognate)
→
Ancient Greek ἕξ (cognate)
→
Armenian վեց (inherited)
→
Old Norse sex (cognate)
→
Old Armenian վեցկին (suffix)
→
Old Armenian վեցիր (suffix)
→
Old Armenian վեցիցս (suffix)