First class
First class noun - Mail that includes letters and postcards and packages sealed against inspection.
Of highest order and first class are semantically related. In some cases you can use "Of highest order" instead an adjective phrase "First class".
Of highest order
First class and of highest order are semantically related. Sometimes you can use "First class" instead an adjective phrase "Of highest order".
Mutual synonyms
Related pairs
- best and first class
- best and of highest order
- champion and first class
- champion and of highest order
- crack and first class
- crack and of highest order
- exceptional and first class
- exceptional and of highest order
- capital and first class
- capital and of highest order
- select and first class
- select and of highest order
- top and first class
- top and of highest order
Cite this Source
Of highest order and First class. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/first_class/of_highest_order
First class & Of highest order. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/first_class/of_highest_order>.
Of highest order or First class. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/first_class/of_highest_order.
