Core
Rim
Rim noun - The line or relatively narrow space that marks the outer limit of something.
Usage example: the rim of a glass
How words are described
Both words in one sentence
-
The core worlds colonized the rim worlds, and there hadn't originally been much central government.
Source: Days of Future Past -
This serves to illustrate the rift between the polished, hi-tech core worlds and scruffy, wild-west rim worlds.
Source: Slobs Versus Snobs -
Nandi, former Companion (a ritualized and very high-class prostitute from the urban, "civilized" Core) turns tough-talking madam of a rim-world brothel.
Source: Going Native
Cite this Source
Rim and Core. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/core/rim
Core & Rim. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/core/rim>.
Rim or Core. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/core/rim.
Google Ngram Viewer shows how "core" and "rim" have occurred on timeline