Boss
Boss adjective - Of the very best kind.
Usage example: that's a really boss stereo you've got
First-class and boss are semantically related in good topic. In some cases you can use "First-class" instead an adjective "Boss".
First-class
First-class adjective - Of the very best kind.
Usage example: a first-class production of a classic American musical
Boss and first-class are semantically related in good topic. Sometimes you can use "Boss" instead an adjective phrase "First-class". slang substitute
Mutual synonyms
Both words in one sentence
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Then, if you choose to assist the rebels in the end, the second-final boss battle is against two regular Second-Class Ferusian soldiers and a First-Class Ferusian, who is not only heavily armored and wears a gas mask, but is also equipped with a powerful chainsaw.
Source: Video Game / Sore Losers
Cite this Source
First-class and Boss. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/boss/first-class
Boss & First-class. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/boss/first-class>.
First-class or Boss. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/boss/first-class.
