Orifice and Obstruction

Orifice

Orifice noun - A place in a surface allowing passage into or through a thing.
Usage example: the mouth is a bodily orifice

Obstruction is an antonym for orifice.

Obstruction

Obstruction noun - Something that makes movement or progress difficult.

Orifice is an antonym for obstruction.

How words are described

nearest nearest orifice nearest obstruction
Cite this Source
Obstruction and Orifice. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/orifice/obstruction
Orifice & Obstruction. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/orifice/obstruction>.
Obstruction or Orifice. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/orifice/obstruction.
Google Ngram Viewer shows how "orifice" and "obstruction" have occurred on timeline