Know
Know verb - To have a practical understanding of.
Reckon
Reckon verb - To decide the size, amount, number, or distance of (something) without actual measurement.
Both words in one sentence
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He's terribly smug when he abducts Sandry and tells her all about how she's going to give him an heir and that the Namornese know how to handle mage-wives, but he didn't reckon on her friends.
Source: Literature / Circle of Magic - Look, I know Sarah Jane doesn't believe in fate, but I reckon that Time and the Universe...They're not random.
Source: Ship Tease / Live-Action TV
Cite this Source
Reckon and Know. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/know/reckon
Know & Reckon. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/know/reckon>.
Reckon or Know. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/know/reckon.
Google Ngram Viewer shows how "know" and "reckon" have occurred on timeline