yllättävistäkin
yllättävistäkin is a Finnish word that translates to "even from surprising ones" or "even surprisingly." It is the elative plural of the adjective yllättävä, meaning surprising or unexpected. The elative case in Finnish indicates movement or origin from within something, and the plural form indicates that there are multiple surprising things from which something originates or is derived.
The word is often used to emphasize that something unusual or remarkable has emerged from a context
The grammatical structure involves the plural stem yllättäv-, the plural suffix -i-, and the elative case ending