- elementary, simple, uncomplicated, unproblematic - easy and not involved or complicated; "an elementary problem in statistics"; "elementary, my dear Watson"; "a simple game"; "found an uncomplicated solution to the problem"
Antonyms: difficult, hard (indirect, via easy)
- elementary, primary - of or being the essential or basic part; "an elementary need for love and nurturing"
Antonyms: incidental, incident (indirect, via basic)