Clamming up
Twiddle thumbs and clamming up are semantically related. In some cases you can use "Twiddle thumbs" instead a verb "Clamming up".
Twiddle thumbs
Clamming up and twiddle thumbs are semantically related. Sometimes you can use "Clamming up" instead a verb phrase "Twiddle thumbs".
Cite this Source
Twiddle thumbs and Clamming up. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/clamming_up/twiddle_thumbs
Clamming up & Twiddle thumbs. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/clamming_up/twiddle_thumbs>.
Twiddle thumbs or Clamming up. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/clamming_up/twiddle_thumbs.
Google Ngram Viewer shows how "clamming up" and "twiddle thumbs" have occurred on timeline