Open up
Open up verb - Talk freely and without inhibition.
Utter and open up are semantically related. in communicate topic. In some cases you can use "Utter" instead a verb "Open up".
Utter
Utter verb - To send forth using the vocal chords.
Mutual synonyms
Cite this Source
Utter and Open up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/open_up/utter
Open up & Utter. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/open_up/utter>.
Utter or Open up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/open_up/utter.
Google Ngram Viewer shows how "open up" and "utter" have occurred on timeline