1. (

• uncomplicated ,
• unsophisticated

) lacking complexity; "small and uncomplicated cars for those really interested in motoring"; "an unsophisticated machine" ;

2. (

• 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" ;