Synonyms For "Submultiple" :
2 syllables:
double, doubled, dual, duple, duplex, eightfold, fivefold, fourfold, ninefold, sixfold, tenfold, threefold, treble, triple, triplex, triune, twofold
3 syllables:
aggregate, binary, denary, manifold, multiplex, nonuple, octuple, quadruple, quadruplex, quaternate, quintuple, septuple, sevenfold, sextuple, ternary