Informal and Unprompted

Informal

Informal adjective - Not rigidly following established form, custom, or rules.

Unprompted and informal are semantically related in plain topic. In some cases you can use "Unprompted" instead an adjective "Informal".

Unprompted

Unprompted adjective - Proceeding from natural feeling or impulse without external stimulus.

Informal and unprompted are semantically related in plain topic. Sometimes you can use "Informal" instead an adjective "Unprompted".
Cite this Source
Unprompted and Informal. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/informal/unprompted
Informal & Unprompted. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/informal/unprompted>.
Unprompted or Informal. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/informal/unprompted.
Google Ngram Viewer shows how "informal" and "unprompted" have occurred on timeline