tari conjugation; classical adjectival noun inflection
A classical Japanese inflection pattern for adjectival nouns (形容動詞) ending in ~たり, formed from the particle と + あり (classical ある). Used in literary and historical contexts; modern equivalent is ~たる (attributive) and ~と (adverbial).
In classical Japanese grammar, we study 'tari conjugation' as a type of adjectival noun.
'Doudou-tari' is an example of tari conjugation, corresponding to modern 'doudou-taru'.