Where does “moraalinen krapula” come from?

moraalinen krapula (Finnish) comes from Finnish moraalinen, from Finnish moraali, from Swedish moral, from German Moral, from German -īn, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos — adjectival suffix.

Ancestry of “moraalinen krapula”, step by step

moraalinen krapula traces back through two separate lines of ancestry.

via Finnish moraalinen

StepLanguageWordMeaning
1Finnishmoraalinenmoral
2FinnishmoraaliMorals; Moral; Morale
3Swedishmoralmorale, character; moral, moral practices,...
4GermanMoralmoral, morality; morale
5German-īncreates the female form for many nouns for living beings; umlaut usually occurs in monosyllables, but rarely in polysyllables
6Latin-īnusof or pertaining to; -ine
7Proto-Italic-īnosof/belonging to
8Proto-Indo-European-iHnosCreates adjectives of materials
9Proto-Indo-European-no-adjectival suffix

via Finnish krapula

StepLanguageWordMeaning
1FinnishkrapulaA hangover caused by drinking too much alcohol;...
2Latincrāpulaexcessive drinking, drunkenness, inebriation, intoxication
3Ancient Greekκραιπάληbout of drinking; intoxication, inebriation;...
4Ancient Greekκραιπᾰ́ληbout of drinking
Every word from Proto-Indo-European -no-Every word from Latin -īnusEvery word from German -īn