Not difficult and Simple

Simple and not difficult are semantically related in easy topic. In some cases you can use "Simple" instead an adjective phrase "Not difficult".

Simple adjective - Free from all additions or embellishment.

Not difficult and simple are semantically related in clear topic. You can use "Not difficult" instead an adjective "Simple", if it concerns topics such as easy.

Nearby Words: simply, simplicity, simplify, simplified, simplification