union – Ilocano, noun panagmaymaysa gimong; panagtipon
unique
unique – Ilocano, adjective awan ti kapadana karkarna sabsabali
unite
unite – Ilocano, verb panagmaymaysa pagtiponen
United States
United States – Ilocano, noun Amerika Estados Unidos
universal
universal – Ilocano, adjective maipapan ti law-ang sangalubongan
universe
universe – Ilocano, noun law-ang lubong
university
university – Ilocano, noun unibersidad
unjust
unjust – Ilocano, adjective saan a rumbeng nakillo
unkempt
unkempt – Ilocano, adjective nabay-bay-an nakuso
unknown
unknown – Ilocano, adjective saan nga am-ammo