Jack up and Let down

Jack up

Jack up verb - To lift with effort.

Let down is an antonym for jack up in support topic.

Let down

Let down verb - To fall short in satisfying the expectation or hope of.

Jack up is an antonym for let down.
Cite this Source
Let down and Jack up. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/jack_up/let_down
Jack up & Let down. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/jack_up/let_down>.
Let down or Jack up. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/jack_up/let_down.
Google Ngram Viewer shows how "jack up" and "let down" have occurred on timeline