The Armenian word ewtᶜn
Word ewtᶜn
Transliteration ewtcn
Meaning seven
See also Homeric Greek: ἑπτά ‘seven’
Proto-Indo-European: *septḿ̥ ‘seven’
C. Luwian: ša-ap-ta-mi ‘seven’
Avestan: hapta ‘seven, 7’

Other words that might be of interest
hing ‘five’, owt ‘eight’, inn ‘nine’