Main
Main adjective - Coming before all others in importance.
Usage example: this is the main point of the study—everything else is secondary
Primary is a synonym for main in principal topic. In some cases you can use "Primary" instead the word "Main" as an adjective or a noun, when it comes to topics like chief, position, original, important. popular alternative
Primary
Primary adjective - Coming before all others in importance.
Usage example: the primary concern for many house hunters is the asking price
Main is a synonym for primary in principal topic. You can use "Main" instead the word "Primary" as an adjective or a noun, if it concerns topics such as major, chief, basic, characteristic. popular alternative
Mutual synonyms
Both words in one sentence
- The original main thread is here, and the OOC thread was here.This roleplay contains examples of: Action Girl: Pretty well most of the primary cast.
- And it didn't do her any favors that the original main characters of the series were either unceremoniously killed off, written out or demoted to extra to make room for X-23 being the primary focus.
Source: Creators Pet / Comic Books - Also, there were two main characters named Gale; one the main character's father and one the primary antagonist for the first half of the series.
Cite this Source
Primary and Main. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/main/primary
Main & Primary. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/main/primary>.
Primary or Main. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/main/primary.
Google Ngram Viewer shows how "main" and "primary" have occurred on timeline