Prototype and Preliminary

Prototype noun - One of a group or collection that shows what the whole is like.

Preliminary and prototype are semantically related. In some cases you can use "Preliminary" instead an adjective "Prototype".

Nearby Words: prototypical, prototypal, prototyping

Preliminary adjective - Coming before the main part or item usually to introduce or prepare for what follows.

Prototype and preliminary are semantically related. Sometimes you can use "Prototype" instead an adjective "Preliminary".