Open up
Open up verb - Cause to open or to become open.
Start
Start verb - To move suddenly and sharply (as in surprise).
Mutual synonyms
Both terms in one sentence
- Through the Mind of North Korea◊ has North Korea coming to the realisation that he needs to open up and start interacting with other countries.
Source: Ignored Epiphany - Having the sun nearly go dark forever, releasing godawful monsters to stalk the increasingly-long nights, while bottomless pits open up and start eating the landscape, would sure convince me.
Source: The Unmasqued World -
But Fate being the bad guy meant she wasn't going to open up and start chatting, so Nanoha decided she would get powerful enough to beat her so that she would tell her why she's sad so Nanoha could fix it.
Source: What Beautiful Eyes!
Cite this Source
Start and Open up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/open_up/start
Open up & Start. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/open_up/start>.
Start or Open up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/open_up/start.
Google Ngram Viewer shows how "open up" and "start" have occurred on timeline