Simple and Upfront

Simple adjective - Free from all additions or embellishment.

Upfront and simple are semantically related In some cases you can use "Upfront" instead an adjective "Simple".

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

Upfront adjective - Frank and honest.

Simple and upfront are semantically related in open topic. Sometimes you can use "Simple" instead an adjective "Upfront".