Where does “hietasokkohiiri” come from?

hietasokkohiiri (Finnish) comes from Finnish hieta, from Ingrian hiki, from Finnish -stua, from Finnish -staa, from Finnish saalistaa, from Finnish taa, from Finnish taka, from Proto-Finnic taka — a place behind.

Ancestry of “hietasokkohiiri”, step by step

hietasokkohiiri traces back through two separate lines of ancestry.

via Finnish hieta

StepLanguageWordMeaning
1Finnishhietasilt, fine sand
2Ingrianhikisweat
3Finnish-stuaForms translative verbs
4Finnish-staaForms captative verbs, i.e. verbs for hunting or...
5Finnishsaalistaato prey, hunt
6FinnishtaaOf movement, behind; a shorter form of taakse
7Finnishtakathe backside; In the expression "omasta takaa"...
8Proto-Finnictakaback, a place behind
9Proto-Uralictakaa place behind

via Finnish sokkohiiri

StepLanguageWordMeaning
1Finnishsokkohiirimole rat
2FinnishhiiriA mouse, used rather indiscriminately for a...
3Proto-Finnichiirimouse
4Proto-Uralicšiŋeremouse
Every word from Proto-Uralic takaEvery word from Proto-Finnic takaEvery word from Finnish taka