First-class
First-class adjective - Of the very best kind.
Killer and first-class are semantically related. In some cases you can use "Killer" instead an adjective phrase "First-class".
Killer
Killer adjective - Likely to cause or capable of causing death.
First-class and killer are semantically related. Sometimes you can use "First-class" instead an adjective "Killer".
Both words in one sentence
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The narrative lampshades this, saying that "And perhaps God is just after all, because if there is a first-class grade-A shit in Tarker's Mills, it is Milt Sturmfuller." Cassandra Truth: Marty tells the police that the killer is a werewolf after he survives an attack.
Cite this Source
Killer and First-class. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/first-class/killer
First-class & Killer. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/first-class/killer>.
Killer or First-class. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/first-class/killer.