Elementary and First-class

Elementary adjective - Of or relating to the simplest facts or theories of a subject.

First-class and elementary are semantically related. In some cases you can use "First-class" instead an adjective "Elementary".

Nearby Words: element, elemental, elementarily

First-class adjective - Of the very best kind.

Elementary and first-class are semantically related. Sometimes you can use "Elementary" instead an adjective phrase "First-class".