Fess up
Fess up verb - To accept the truth or existence of (something) usually reluctantly.
Say uncle
Fess up and say uncle are semantically related in acknowledge topic. Sometimes you can use "Fess up" instead a verb phrase "Say uncle".
Mutual synonyms
Related pairs
Cite this Source
Say uncle and Fess up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/fess_up/say_uncle
Fess up & Say uncle. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/fess_up/say_uncle>.
Say uncle or Fess up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/fess_up/say_uncle.
Google Ngram Viewer shows how "fess up" and "say uncle" have occurred on timeline