Were

[множественное число прошедшего времени] от глагола be

Большой англо-русский словарь

Were

Etymology: Middle English were (suppletive singular past subjunctive and 2d singular past indicative of been to be), weren (suppletive past plural of been), from Old English wǣre (singular past subjunctive and 2d singular past indicative of wesan to be), wǣron (past plural indicative of wesan), wǣren (past plural subjunctive of wesan) — more at was past second singular, past plural or past subjunctive of be

Энциклопедический словарь Мерриама-Вебстера