Tending to follow what is done or considered acceptable by society in general; normal and ordinary, and perhaps not very interesting.
Following what is traditional or the way something has been done for a long time.
She's very conventional in her views. (Oxford)
You can use a microwave or cook it in a conventional oven. (Oxford)
conventional in views
cook it in a conventional oven
Usual
Traditional
Typical
Strange
Exotic
New
Conventionally