Where does “sukurasitus” come from?

sukurasitus (Finnish) comes from Finnish rasitus, from Finnish rasittaa, from Finnish -ittaa, from Finnish -ttää, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

sukurasitus (Finnish): one's family history when it predisposes someone to a medical condition; familial risk, hereditary taint

Definitions

one's family history when it predisposes someone to a medical condition; familial risk, hereditary taint

Ancestry of “sukurasitus”, step by step

sukurasitus traces back through two separate lines of ancestry.

via Finnish rasitus

Step	Language	Word	Meaning
1	Finnish	rasitus	strain; stress
2	Finnish	rasittaa	to strain, wear out
3	Finnish	-ittaa	Variant of -ttaa used with some bisyllabic stems
4	Finnish	-ttää	Front vowel variant of -ttaa
5	Proto-Finnic	-ttadak	Creates causative verbs from regular verbs,...
6	Proto-Uralic	-kta-	—

via Finnish suku

Step	Language	Word	Meaning
1	Finnish	suku	extended family, kin; genus; gender
2	Proto-Finnic	suku	kin, extended family

Every word from Proto-Uralic -kta- →Every word from Finnish -ttää →Every word from Finnish -ittaa →