Stumbling
Turn up and stumbling are semantically related. in happen upon topic. In some cases you can use "Turn up" instead a verb "Stumbling".
Turn up
Turn up verb - To come into view.
Cite this Source
Turn up and Stumbling. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/stumbling/turn_up
Stumbling & Turn up. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/stumbling/turn_up>.
Turn up or Stumbling. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/stumbling/turn_up.
Google Ngram Viewer shows how "stumbling" and "turn up" have occurred on timeline