I am 99% sure you're talking about Dutch, and in that case: we owe a lot of those non-borrowed terms, including the very term 'wiskunde' (mathematics) to Simon

I am 99% sure you're talking about Dutch, and in that case: we owe a lot of those non-borrowed terms, including the very term 'wiskunde' (mathematics) to Simon Stevin[1]. [1] https://en.wikipedia.org/wiki/Simon_Stevin https://en.wikipedia.org/wiki/Simon_Stevin