Where does “humoristisuus” come from?

humoristisuus (Finnish) comes from Finnish humoristinen, from Finnish -ismi, from Swedish -ism, from French -ïsme, from Latin -isma, from Latin -ismus, from Ancient Greek -ισμός, from Ancient Greek -μός — Creates action/result nouns from verb stems.

humoristisuus (Finnish): humorousness

Definitions

humorousness

Ancestry of “humoristisuus”, step by step

Step	Language	Word	Meaning
1	Finnish	humoristinen	humorous
2	Finnish	-ismi	-ism
3	Swedish	-ism	ism
4	French	-ïsme	-ism, variant of -isme following vowels
5	Latin	-isma	Alternative form of -ismus; -ism
6	Latin	-ismus	-ism
7	Ancient Greek	-ισμός	Forms abstract nouns
8	Ancient Greek	-μός	Forms abstract nouns
9	Proto-Indo-European	-mós	Creates action/result nouns from verb stems

Every word from Proto-Indo-European -mós →Every word from French -ïsme →Every word from Ancient Greek -μός →