Auxiliary
Auxiliary adjective - Available to supply something extra when needed.
Usage example: the auditorium has an auxiliary cooling system used only on particularly sweltering days
Main
Main adjective - Coming before all others in importance.
Both words in one sentence
-
Then episode 23 comes along and the main robot, the auxiliary robot, and the Sixth Ranger's robot all combine...
Source: Mecha Expansion Pack -
Some units go the other way, and have a ranged weapon as an auxiliary when their main mode of attack is in melee — most Roman footsoldiers have a sword, shield and three javelins for example.
Source: Bow and Sword, in Accord - In Fire Emblem Awakening, you can do "Paralogues," which are auxiliary stories to the main narrative.
Source: Gang Up on the Human
Cite this Source
Main and Auxiliary. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/auxiliary/main
Auxiliary & Main. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/auxiliary/main>.
Main or Auxiliary. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/auxiliary/main.
Google Ngram Viewer shows how "auxiliary" and "main" have occurred on timeline