Realize
Realize verb - Perceive (an idea or situation) mentally.
Usage example: Does she realize how important this decision is?
Understand is a synonym for realize in appreciate topic. In some cases you can use "Understand" instead a verb "Realize", when it comes to topics like comprehend, illustrate, penetrate, know. popular alternative
Understand
Understand verb - To have a clear idea of.
Usage example: after a few weeks in Russia I began to understand the language a little bit
Realize is a synonym for understand in appreciate topic. You can use "Realize" instead a verb "Understand", if it concerns topics such as comprehend, illustrate, penetrate, know. popular alternative
Mutual synonyms
Related pairs
Common collocations
Both words in one sentence
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Satoru's name means "to perceive, understand or realize", which is his job in the plot regarding the murders.
Source: Manga / ERASED -
Unfortunately she is too jealous to realize and understand Asuka loves Shinji back, and her jealousy is creating troubles right when they need her help.
Source: Fanfic / A Crown of Stars -
Gold Digger: Scarlett is one of these in regards to Frank Kennedy (whom she marries to pay the lucrative taxes on Tara) and Rhett (whom she marries partially because he's freakin' loaded, partially because she's attracted to him and unable to realize or understand it).
Source: Film / Gone with the Wind
Cite this Source
Understand and Realize. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/realize/understand
Realize & Understand. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/realize/understand>.
Understand or Realize. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/realize/understand.
Google Ngram Viewer shows how "realize" and "understand" have occurred on timeline