First class
First class noun - Mail that includes letters and postcards and packages sealed against inspection.
Head and first class are semantically related. in best topic. In some cases you can use "Head" instead an adjective phrase "First class", when it comes to topics like top, highest in importance.
Head
Head adjective - Highest in rank or authority.
First class and head are semantically related. Sometimes you can replace phrase "First class" with "Head", this terms are similar.
Both terms in one sentence
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In X-Men: First Class, when Erik kills Shaw by slowly pushing a coin through his head Charles is in Shaw's head, keeping him from moving or using his powers.
Source: I'm Having Soul Pains -
X-Men Film Series: Hank recommends to Charles that he shaves his head in X-Men: First Class so that Cerebro will work more efficiently.
Source: Chrome Dome Psi - X-Men: First Class has Magneto shove a coin very slowly through Sebastian Shaw's head as the latter is completely helpless to do anything about it.
Cite this Source
Head and First class. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/first_class/head
First class & Head. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/first_class/head>.
Head or First class. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/first_class/head.
Google Ngram Viewer shows how "first class" and "head" have occurred on timeline