Mostly
Mostly adverb - For the most part.
Usage example: the weather this month has been mostly mild
Primarily is a synonym for mostly in mainly topic. In some cases you can use "Primarily" instead the word "Mostly" as an adverb or an adjective, when it comes to topics like emphasis, chiefly, generally, in general. popular alternative
Nearby Word: most
Primarily
Primarily adverb - For the most part.
Usage example: ketchup is primarily made from tomatoes
Mostly is a synonym for primarily in chiefly topic. You can use "Mostly" instead the word "Primarily" as an adverb or an adjective, if it concerns topics such as emphasis, mainly, generally, in general. popular alternative
Nearby Word: primary
Mutual synonyms
Related pairs
- largely and mostly
- largely and primarily
- particularly and mostly
- particularly and primarily
- basically and mostly
- basically and primarily
- chiefly and mostly
- chiefly and primarily
- mainly and mostly
- mainly and primarily
- especially and mostly
- especially and primarily
- overall and mostly
- overall and primarily
Both words in one sentence
- Airman Higgs recently got a (mostly) shirtless scene, which primarily showed off his rather impressive collection of scars.
Source: Shirtless Scene / Web Comics -
That is actually primarily the pulsing of the aorta as blood flows into it from the heart, while the heart itself is mostly hidden behind the sternum.
Source: The Coconut Effect - Ten Thousand Rads is an extremely small Play-by-Post Roleplay site, run primarily by a small but dedicated group of members who mostly know each other in real life.
Source: Website / Ten Thousand Rads
Cite this Source
Primarily and Mostly. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/mostly/primarily
Mostly & Primarily. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/mostly/primarily>.
Primarily or Mostly. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/mostly/primarily.
Google Ngram Viewer shows how "mostly" and "primarily" have occurred on timeline