Leaky and Leakproof
Opposite meaning words
Leaky
Leaky adjective - Permitting the unwanted passage of fluids or gases.
Usage example: a leaky defense system
Leakproof
Leakproof adjective - Unable to be penetrated by water because of construction or treated material.
Usage example: the campers stayed dry in their leakproof tents
Show all Definitions
Synonyms for Leakproof
Cite this Source
Leakproof and Leaky. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/leaky/leakproof
Leaky & Leakproof. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/leaky/leakproof>.
Leakproof or Leaky. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/leaky/leakproof.
Google Ngram Viewer shows how "leaky" and "leakproof" have occurred on timeline