boet
"Boet" would be translated to "Fine" in English. It appears to be a singular word without much context, therefore there's nothing to be removed or clarified for incoherence.
However, to give it a tangible context for image generation considering it could mean a financial penalty, your revised description might be: "A white envelope lying on a wooden desk with a label 'Fine' in bold, black lettering. It is partially opened revealing a piece of a paper indicating the penalty