This suffix survives in Orm., supported by ON *-kund: god-cund divine, gram -cund angry, grim -cund fierce. Orm's name-cund 'famous' is an adaptation of ME name-cǒuþ (OE nam-cūþ).
…
Forming adjs. (used also as advs., and occas. as nouns) on cardinal numerals and on indefinite numerals, and having such meanings as 'consisting of or comprising x parts, units, specimens, etc.'……