First class
First class noun - Mail that includes letters and postcards and packages sealed against inspection.
Thriftless and first class are semantically related. in profuse topic. In some cases you can use "Thriftless" instead an adjective phrase "First class".
Thriftless
Thriftless adjective - Given to spending money freely or foolishly.
First class and thriftless are semantically related. Sometimes you can replace phrase "First class" with "Thriftless", this terms are similar.
Mutual synonyms
Cite this Source
Thriftless and First class. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/first_class/thriftless
First class & Thriftless. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/first_class/thriftless>.
Thriftless or First class. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/first_class/thriftless.
Google Ngram Viewer shows how "first class" and "thriftless" have occurred on timeline