Only and Separate

Only

Only adjective - Being the one or ones of a class with no other members.
Usage example: we were the only passengers on the tour bus

Separate is a synonym for only in characteristic topic. In some cases you can use "Separate" instead an adjective "Only", when it comes to topics like unique, include.

Separate

Separate adjective - Not the same or shared.

Only is a synonym for separate in characteristic topic. Sometimes you can use "Only" instead an adjective "Separate", if it concerns topics such as property, unique, alone, include.

Cite this Source
Separate and Only. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/only/separate
Only & Separate. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/only/separate>.
Separate or Only. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/only/separate.
Google Ngram Viewer shows how "only" and "separate" have occurred on timeline