c. Many groups of four contain a single repeated verb.

d. Many verb groups of two are extended by the repetition of each word.

e. Frequently in repeated groups of four, the constituent words alternate.

f. The verb is repeated alternately with two accusatives.

366. With regard to their syntax, groups consisting of repetitions frequently form separate clauses of a sentence, but not exclusively so. They also like other groups, obey the laws of position of [section 1] in relation to neighbouring words, and in their internal structure, and are construed as adjectives, verbs, or adverbs according to their particular character and use as a whole.

a. As adjective, whether forming a predicate or in apposition.