Synonyms of supplement

1 Syllable

bell, eked

2 Syllables

sequel, addon, doubled, pullout, extend, adjunct, doubling, enrich, tripling, append, eking, snowball, tripled, rider, extra, cooccur, option, eke, spin-off, annex, add-ons, postscript, insert, add-on

3 Syllables

addition, pillared, amplify, enriches, cooccurring, completing, appendix, addendum, snowballed, protraction, duplify, appending, reinforcing, annexing, pillaring, amplified, counterpart, annexes, addendums, appended, complement, snowballing, makeweight, rounding-off, codicil, extensions, plicated, outmode, afterword, plicate, amplifying, extension, enriching, outmoding, reinforce, accrument, increment

4 Syllables

continuations, additive, continuation, prolongation, dualize, superseding, supersede, accessory, appendage, contributions, appendixes, subsidiary, appendices, dilatation, contribution

5 Syllables

accessorize, accompaniment