geenisiirto (Finnish) comes from Finnish geeni, from German gēn, from Middle High German gēn, from Old High German gēn, from Proto-West Germanic gān, from Proto-Germanic gāną, from Proto-Indo-European ǵʰengʰ- — to walk; to step.
Ancestry of “geenisiirto”, step by step
geenisiirto traces back through two separate lines of ancestry.