Main thing
Master and main thing are semantically related in principal topic. In some cases you can use "Master" instead a noun phrase "Main thing".
Master
Master noun - A person with a high level of knowledge or skill in a field.
Main thing and master are semantically related in principal topic. Sometimes you can use "Main thing" instead a noun "Master".
Cite this Source
Master and Main thing. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/main_thing/master
Main thing & Master. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/main_thing/master>.
Master or Main thing. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/main_thing/master.
Google Ngram Viewer shows how "main thing" and "master" have occurred on timeline