Iontrálacha san Fhoclóir Nua Béarla-Gaeilge a bhrabhsáil
- Libyan
- Liechtenstein
- Liffey
- Lifford
- Lilongwe
- Lima
- Lisbon
- Listowel
- Lithuania
- Lithuanian
- Little Bear
- Little Dipper
- Ljubljana
- Lombard
- Lomé
- London
- Londoner
- Longford
- Loop Head
- Lord Mayor
- Lord's day
- Lord's prayer
- Los Angeles
- Loughrea
- Louisiana
- Lourdes
- Louth
- Low Church
- Luanda
- Lucifer
- Lugnaquillia
- Luke
- Lusaka
- Lutheran
- Luxembourg
- Luxembourgish
- Lycian
- Lydian
- Lyme disease
- Lyon
- l.
- la
- lab
- label
- labelled
- labelling
- labia
- labia majora
- labia minora
- labial