not expensive but the process in which biomass is made is
more expensive most expensive
The comparative for and superlative for for the word expensive is: More expensive Most expensive
Expensive
No,it is not expensive
no it is not expensive.
The homonym for expensive is "expansive."
more expensive, most expensive
more expensive, most expensive
Expensive is an adjective. That house is expensive.
more expensive, most expensive
Very expensive, like super expensive