Add
Tack on
Tack on verb - To join (something) to a mass, quantity, or number so as to bring about an overall increase.
Usage example: the ticket agency tacked on a hefty surcharge to what was already a hefty price for the theater tickets
Mutual synonyms
Cite this Source
Tack on and Add. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/add/tack_on
Add & Tack on. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/add/tack_on>.
Tack on or Add. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/add/tack_on.
Google Ngram Viewer shows how "add" and "tack on" have occurred on timeline