Hellos
Um and hellos are semantically related. in emphatic exclamation topic. In some cases you can use "Um" instead a noun "Hellos".
Um
Mutual synonyms
Cite this Source
Um and Hellos. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/hellos/um
Hellos & Um. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/hellos/um>.
Um or Hellos. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/hellos/um.
Google Ngram Viewer shows how "hellos" and "um" have occurred on timeline