Perfectly
Perfectly adverb - To a full extent or degree.
Usage example: you know perfectly well what I'm talking about, so don't pretend
Utterly is a synonym for perfectly in absolutely topic. In some cases you can use "Utterly" instead the word "Perfectly" as an adverb or an adjective, when it comes to topics like completely, big, quite, entirely. popular alternative
Utterly
Utterly adverb - To a full extent or degree.
Usage example: we are in fact utterly out of food
Perfectly is a synonym for utterly in completely topic. You can use "Perfectly" instead the word "Utterly" as an adverb or an adjective, if it concerns topics such as big, quite, entirely, fully. popular alternative
Nearby Word: utter
Mutual synonyms
Both words in one sentence
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Just to be perfectly clear: the Kukla is several miles long, utterly indestructible, completely insane, and possibly destined to destroy the world.
Source: Godzilla Threshold -
For at least the first 2/3 of the show, he embodies this perfectly: a servant that is completely and utterly loyal to his master, because as a chevalier he's biologically hardwired that way.
Source: Happiness in Slavery -
They spent untold millennia in a perfectly logical standoff with the Daleks, each making absolutely logical responses to the perfectly predicted moves of the other...right up until the Movellans created a disease deadly to the Daleks and inflicted an utterly crushing defeat on them.
Source: Scary Dogmatic Aliens
Cite this Source
Utterly and Perfectly. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/perfectly/utterly
Perfectly & Utterly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/perfectly/utterly>.
Utterly or Perfectly. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/perfectly/utterly.
Google Ngram Viewer shows how "perfectly" and "utterly" have occurred on timeline