Buttress up
Support and buttress up are semantically related. In some cases you can use "Support" instead a verb "Buttress up".
Support
Support verb - To promote the interests or cause of.
Buttress up and support are semantically related. Sometimes you can replace term "Buttress up" with "Support", this verbs are similar.
Cite this Source
Support and Buttress up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/buttress_up/support
Buttress up & Support. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/buttress_up/support>.
Support or Buttress up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/buttress_up/support.
Google Ngram Viewer shows how "buttress up" and "support" have occurred on timeline