Flipper and Unsure
Opposite meaning words
Flipper
Flipper noun - The flat broad limb of aquatic animals specialized for swimming.
Unsure
Unsure adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Cite this Source
Unsure and Flipper. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/flipper/unsure
Flipper & Unsure. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/flipper/unsure>.
Unsure or Flipper. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/flipper/unsure.
Google Ngram Viewer shows how "flipper" and "unsure" have occurred on timeline