たり

Etymology 1
From the of the classical tari below.

Usage notes
Attaches to the of verbs, adjectives, and nominals, in the same way as the past/perfective ending. (The result is segmentally identical to the past/perfective form + ri.)

This word is morphologically an inflectional suffix. It is classified as in traditional Japanese grammar.

Etymology 2
→

Contraction of, the of the classical perfective , and.

Usage notes
This word is morphologically an inflectional suffix. It is classified as in traditional Japanese grammar.

Etymology 3
→

Contraction of the case particle and the verb.

Verb

 * 1)  to be

Conjugation
In modern Japanese, the continuative or  and the adnominal  are used with the so-called -tari adjectives.