Inform
Inform verb - To give information (as to the authorities) about another's improper or unlawful activities.
Speak and inform are semantically related in communicate topic. In some cases you can use "Speak" instead a verb "Inform", when it comes to topics like make known.
Speak
Speak verb - To express (a thought or emotion) in words.
Inform and speak are semantically related in communicate topic. Sometimes you can use "Inform" instead a verb "Speak", if it concerns topics such as make known.
Mutual synonyms
Both words in one sentence
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In Her Alibi, the Phil tries to speak to the Romanian murder suspect in her native language, only for her to inform him that he said his mother was an octopus.
Source: My Hovercraft Is Full of Eels -
Yet... he gets all the blame in the end since he didn't just speak out, try to get out stealthfully, and when the King confronts him... he didn't even inform him of what happened.
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A henchman pretending to be a foreman also angrily starts to chew out Otto after that guy shoots Walsh, only for one of the "cop" henchmen to inform him that Otto doesn't speak English.
Source: Film / Die Hard with a Vengeance
Cite this Source
Speak and Inform. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/inform/speak
Inform & Speak. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/inform/speak>.
Speak or Inform. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/inform/speak.
Google Ngram Viewer shows how "inform" and "speak" have occurred on timeline