Iontrálacha san Fhoclóir Nua Béarla-Gaeilge a bhrabhsáil
- uninterested
- uninteresting
- uninterrupted
- uninvited
- uninviting
- uninvolved
- union
- unionisation
- unionise
- unionised
- unionism
- unipolar
- unipolar depression
- unique
- uniquely
- uniqueness
- unisex
- unison
- unissued
- unit
- unit trust
- unitary
- unite
- united
- united Ireland
- uniting
- unity
- universal
- universal grammar
- universal indicator
- universal time
- universalism
- universality
- universally
- universe
- university
- unjust
- unjustifiable
- unjustifiably
- unjustified
- unjustly
- unkempt
- unkind
- unkindly
- unknowing
- unknowingly
- unknown
- unknown quantity
- unlabelled
- unlace