Etimoloji
() From Middle English -s, -es, from Old English -as, Nominative-Accusative plural ending of masculine a-stem (i.e. strong) declension nouns. Most common Old English plural marker (c. 40% of Old English nouns). Akin to Old Saxon masculine plural -os (Dutch and Low German -s), Scandinanvian -r plurals (by rhotacism), from Proto-Germanic -ōz, -ōs