As to
About and as to are semantically related. in regarding topic. In some cases you can use "About" instead the phrase "As to" as a preposition or an adjective, when it comes to topics like concerning, in respect of.
About
About preposition - Having to do with.
Usage example: a poignant story about a young man who goes off to war
As to and about are semantically related. You can use "As to" instead the word "About" as a preposition or an adjective.
Mutual synonyms
Cite this Source
About and As to. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/as_to/about
As to & About. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/as_to/about>.
About or As to. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/as_to/about.
Google Ngram Viewer shows how "as to" and "about" have occurred on timeline