This is the 4036th most frequent Swedish word.
oanvända
"Unused."
In this context, the word 'oanvända' is used as an adjective to describe the books as 'unused', indicating that they have not been utilized.
Jag har några oanvända böcker på hyllan.
I have a few unused books on the shelf.
Here, 'oanvända' is functioning as an adjective describing the tools, implying that these tools were not employed during the construction process.
De oanvända verktygen samlades ihop efter bygget.
The unused tools were collected after the construction.
In this sentence, 'oanvända' modifies 'idéer', showing that several ideas were left unutilized or unexplored within the scope of her project.