
English word two comes from Proto-Indo-European *dwó, and later Proto-Germanic *twai (Two.)
*dwó (Proto-Indo-European)
*twai (Proto-Germanic)
Two.
twā (Old English)
twa (Middle English)
two (English)
(cardinal) A numerical value equal to 2; this many dots (••). Ordinal: second.. Describing a set or group with two components. (US, informal) A two-dollar bill.. A child aged two.. The digit/figure 2.. The playing cards featuring two pips.