Know
Know verb - To have a clear idea of.
Usage example: I think I know what you're trying to say
Realize is a synonym for know in understand topic. In some cases you can use "Realize" instead a verb "Know", when it comes to topics like comprehend, find out, be aware, understand information.
Realize
Realize verb - Be fully aware or cognizant of.
Know is a synonym for realize in understand topic. You can use "Know" instead a verb "Realize", if it concerns topics such as appreciate, comprehend, find out.
Mutual synonyms
Common collocations
Both words in one sentence
- Saito in Zero no Tsukaima: Saito the Onmyoji gets extremely underestimated by the students at the academy for a bit as they don't know/realize that he's actually a fully accredited mage.
Source: Underestimating Badassery - The catch is, while she's an autobot, she does not know or realize that she is a decepticon spy.
Source: Amnesiac Dissonance - Think of the Censors: When characters in a fictional work know or realize that their words and/or actions are subject to being censored if actually said or done.
Source: Censorship Tropes
Cite this Source
Realize and Know. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/know/realize
Know & Realize. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/know/realize>.
Realize or Know. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/know/realize.
Google Ngram Viewer shows how "know" and "realize" have occurred on timeline