Plain
Sonic
Sonic adjective - (of speed) having or caused by speed approximately equal to that of sound in air at sea level.
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Synonyms for Sonic
Both words in one sentence
- The expression on her face makes it plain that she's trying desperately not to cry over it, before Sonic notices and tells her that even if they're apart, they'd still be friends.
Source: Unable to Cry -
While he insists it's an upgrade, the amount of times the glasses break, prove useless against the monster of the week, or just plain don't work, it's implied that he just got bored one day and decided to make sonic sunglasses for no real reason.
Source: Gadgeteer Genius - Mainly for taking everything an Obviously Evil Devil in Plain Sight says at face value and causing Elise to get kidnapped over and over again, forcing Sonic to spend nearly the whole game rescuing her.
Source: The Scrappy / Sonic the Hedgehog
Cite this Source
Sonic and Plain. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/plain/sonic
Plain & Sonic. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/plain/sonic>.
Sonic or Plain. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/plain/sonic.
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