What's the plural form of cinnamamide? Here's the word you're looking for.
Answer
The noun cinnamamide can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be cinnamamide.
However, in more specific contexts, the plural form can also be cinnamamides e.g. in reference to various types of cinnamamides
or a collection of cinnamamides.