Old Irish terms that indicate actions, occurrences or states.

For more information, see Appendix:Old Irish verbs.

• Category:Old Irish verb forms: Old Irish verbs that are inflected to display grammatical relations other than the main form.
• Category:Old Irish defective verbs: Old Irish verbs that lack one or more forms in their inflections.
• Category:Old Irish deponent verbs: Old Irish verbs that have active meanings but are not conjugated in the active voice.
• Category:Old Irish impersonal verbs: Old Irish verbs that do not indicate actions, occurrences or states of any specific grammatical subject.
• Category:Old Irish verbs by inflection type: Old Irish verbs organized by the type of inflection they follow.
• Category:Old Irish intransitive verbs: Old Irish verbs that don't require any grammatical objects.
• Category:Old Irish reflexive verbs: Old Irish verbs that indicate actions, occurrences or states directed from the grammatical subjects to themselves.
• Category:Old Irish transitive verbs: Old Irish verbs that indicate actions, occurrences or states directed to one or more grammatical objects.