Synonyms|47Antonyms|1|Broader|2Narrower|0Related|9

4 entries under noun topic. ×

7
surcharge(extra, fee, supplement)
6
supertax
6
impost(charge, tariff)
1
additional charge(expression, idiom, extra, supplement)
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APASmart Define. (2015). surtax thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/surtax/thesaurus/synonyms
ChicagoSmart Define. 2015. "surtax thesaurus" https://smartdefine.org/surtax/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, surtax thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/surtax/thesaurus/synonyms>.
MLASmart Define. "surtax thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/surtax/thesaurus/synonyms>