supplement

Synonyms: added feature addendum addition additive appendix bell bells and whistles codicil complement continuation extra insert option postscript pullout rider sequel spin-off subsidiary

Antonyms: base core

Synonyms: add fuel to fire augment beef up build up buttress complement complete enhance enrich extend fill out fill up fortify heat up improve increase jazz up pad punch up reinforce step up strengthen subsidize supply top

Antonyms: subtract