addendum Synonyms

supplement postscript extra superaddition suffix subscript sequela sequel rider replenishing protraction extension postlude postfix moa increment increase gain extras additions supplementation second thought back matter end matter extrapolation additivity afterword p.s. supplements follow through fluoridation tailpiece vermiform add-on step-up cross-reference follow-up annexe addend epilogue enlargement enhancement adhesion adjective adjunct affixture afterthought allonge amendment annex