Block and Prop up
Opposite meaning terms
Block
Block verb - To close up so that no empty spaces remain.
Prop up
Prop up verb - To provide (someone) with what is useful or necessary to achieve an end.
Usage example: invariably his strong religious faith props him up in times of crisis
Cite this Source
Prop up and Block. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/block/prop_up
Block & Prop up. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/block/prop_up>.
Prop up or Block. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/block/prop_up.
Google Ngram Viewer shows how "block" and "prop up" have occurred on timeline