First class
First class noun - Mail that includes letters and postcards and packages sealed against inspection.
Perfect and first class are semantically related. in good topic. In some cases you can use "Perfect" instead an adjective phrase "First class", when it comes to topics like excellent, brand-new, most excellent.
Perfect
Perfect adjective - Being entirely without fault or flaw.
First class and perfect are semantically related. Sometimes you can use "First class" instead an adjective "Perfect".
Mutual synonyms
Both terms in one sentence
- It had echoes and parallels to both Inception and X-men First Class, has a perfect world-building background and spot-on characterisation.
Source: Fanfic Recs / X-Men: First Class -
X-Men: First Class: Wolverine, and given that PG-13 movies have only one "fuck" to use, the writers definitely chose the perfect scene to take advantage of it.
Source: The Cameo - X-Men: First Class: Not only is it the best X-Men movie yet (Bob called it "the perfect X-Men movie"), but also one of the best superhero movies ever made, with Bob putting it in the same class as The Dark Knight.
Cite this Source
Perfect and First class. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/first_class/perfect
First class & Perfect. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/first_class/perfect>.
Perfect or First class. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/first_class/perfect.
Google Ngram Viewer shows how "first class" and "perfect" have occurred on timeline