Reserved
Reserved adjective - Tending not to speak frequently (as by habit or inclination).
Straight arrow and reserved are semantically related. In some cases you can use "Straight arrow" instead an adjective "Reserved".
Straight arrow
Straight arrow noun - A frank and honest person.
Reserved and straight arrow are semantically related. Sometimes you can use "Reserved" instead an adjective phrase "Straight arrow".
Cite this Source
Straight arrow and Reserved. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/reserved/straight_arrow
Reserved & Straight arrow. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/reserved/straight_arrow>.
Straight arrow or Reserved. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/reserved/straight_arrow.
Google Ngram Viewer shows how "reserved" and "straight arrow" have occurred on timeline