Repetition with “iti” interposed [i. e. ʻx “iti” xʼ] is applied to “pragṛhyas”, compound-words divisible with an “avagraha”, of those requiring reinstatement of the original form, and those which occur at the end [of a half-verse, or at the end of the verse]. (p. 620) - Deshpande (1997)