This usage is far rarer than play an important role, however; the link for important role ishttps://ske.li/important_n and looks like this:
We could include part as well as role in the lines, as here https://ske.li/partrole:
Or if you wanted to show other adjectives that occur in this phrase, this link to a frequency list (play/have a/an Adj role/part) could be useful https://ske.li/play_adj_role. It looks like this:
This entry was created in response to a student writing:
Recent research has highlighted the significance of evaluating Padlet’s role in education
Significance does not seem right here because what is being evaluated is a future need rather than a result. The link https://ske.li/evaluating provides a few suitable alternatives with the intended meaning, and it looks like this: