tuhoisia
Tuhoisia is the plural partitive form of the Finnish adjective tuhoisa, meaning destructive or disastrous. In Finnish grammar, adjectives agree with the noun they modify in number and case; when the noun is plural and in the partitive case, the adjective takes the form tuhoisia. This form is common in descriptions of damage, harmful effects, or negative outcomes where the noun is indefinite or not fully quantified.
The form tuhoisia is typically used to modify plural nouns in the partitive case, for example tuhoisia
Related forms include tuhoisa (masculine/feminine singular) and the other case-inflected variants used with different noun forms,