This is the 7000th most frequent Dutch word.
allermist
"Allermist" means "least of all" or "least amount" in English.
In this sentence, 'allerminst' is used to indicate the minimal effect something had, emphasizing that the outcome was as low as possible.
Hij heeft alles geprobeerd maar het hielp hem allerminst.
He tried everything, but it helped him the least.
Here, 'allerminst' is used to express the minimum level of expectation, highlighting her surprise at what occurred.
Allerminst verwachtte zij zo’n reactie van hem.
She least expected such a response from him.
In this usage, 'allerminst' negates the insignificance, meaning the contribution is notably important.