Synonyms of duplication

1 Syllable
kin, twin, match
2 Syllables
double, equal, ditto
3 Syllables
parallels, counterpart, likeness
4 Syllables
simulation, parallelism, imitation, simulations, analogy, resemblance, correlate, homologue, counterfeiting, countertype, comparison, analogue, equivalent, imitations, correspondent, corollary, duplicate
5 Syllables
similarity, correspondence