3 Verbs to Use for the Word iterations

It is my common practice when a piece of conduct puzzles me, to attack it in the presence of Jack with such grossness, such partiality and such wearing iteration, as at length shall spur him up in its defence.

I was fully prepared to find much iteration in my ideas but had little expected that out of every hundred words twenty-three would give rise to exactly the same association in every one of the four trials; twenty-one to the same association in three out of the four, and so on, the experiments having been purposely conducted under very different conditions of time and local circumstances.

In thy tragedies thou hast the majestic grace which in the Attic ages belonged to Sophocles alone; thou hast the stately march and music of Aeschylus, without in thy themes his ceaseless iteration of predestined woe which ranks his heroes outside humanity; yet the sombre hand of fate hath not more inflexibly driven the gentle Iphigenia to her doom than it hath followed Macbeth to his foreshadowed crime and end.

3 Verbs to Use for the Word  iterations