9
gap filler
8
not only that
7
even more
7
say the least
6
secondly
5
additionally(verb, item, also, besides, yet)
5
in addition
4
on another note(noun, idea, component)
4
self-actualization
3
ancillary
3
big change
3
extension(noun, verb)
3
this being said
2
accretion(noun, adjective)
2
additive
2
afterthought
2
annex
2
annexe
2
apart from(noun, idea, compliment, conversation)
2
attachment(noun, adjective)
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APASmart Define. (2015). addition thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/addition/thesaurus/narrower
ChicagoSmart Define. 2015. "addition thesaurus" https://smartdefine.org/addition/thesaurus/narrower (accessed September 21, 2026).
HarvardSmart Define 2015, addition thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/addition/thesaurus/narrower>.
MLASmart Define. "addition thesaurus" 22 December 2015. Web. 21 September 2026. <https://smartdefine.org/addition/thesaurus/narrower>