Where does “keinorationaalisuus” come from?

keinorationaalisuus (Finnish) comes from Finnish rationaalisuus, from Finnish rationaalinen, from Latin rationalis, from Latin ratiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

Ancestry of “keinorationaalisuus”, step by step

keinorationaalisuus traces back through two separate lines of ancestry.

via Finnish rationaalisuus

StepLanguageWordMeaning
1Finnishrationaalisuusrationality
2Finnishrationaalinenrational
3Latinrationalisaccounts; rational, reasonable, of or possessing...
4Latinratiōreason, reasoning, explanation, ground, motive, rationality, rationale, purpose
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via Finnish keino

StepLanguageWordMeaning
1Finnishkeinomeans, way, vehicle; trick; "as modifier in a...
2Proto-Samickeajnōway, road; method, means
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-
keinorationaalisuus — Etymology, Origin & Word History | Etymology Explorer