Hello
Hello noun - An expression of goodwill upon meeting.
Sing out
Mutual synonyms
Cite this Source
Sing out and Hello. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/hello/sing_out
Hello & Sing out. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/hello/sing_out>.
Sing out or Hello. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/hello/sing_out.
Google Ngram Viewer shows how "hello" and "sing out" have occurred on timeline