Hello
Hello noun - An expression of goodwill upon meeting.
Lo and hello are semantically related. In some cases you can use "Lo" instead a interjection "Hello".
Lo
Cite this Source
Lo and Hello. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/hello/lo
Hello & Lo. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/hello/lo>.
Lo or Hello. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/hello/lo.
Google Ngram Viewer shows how "hello" and "lo" have occurred on timeline