Where does “vattusääski” come from?

vattusääski (Finnish) comes from Finnish vattu, from Finnish vatukka, from Finnish vata, from Russian Фадей, from Ancient Greek Θαδδαῖος, from Biblical Hebrew תַדַּי.

vattusääski (Finnish): blackberry stem gall midge, raspberry gall fly, raspberry stem gall midge, Lasioptera rubi

Definitions

blackberry stem gall midge, raspberry gall fly, raspberry stem gall midge, Lasioptera rubi

Ancestry of “vattusääski”, step by step

vattusääski traces back through two separate lines of ancestry.

via Finnish vattu

Step	Language	Word	Meaning
1	Finnish	vattu	raspberry
2	Finnish	vatukka	bramble; raspberry
3	Finnish	vata	a type of small seine; chickweed, common...
4	Russian	Фадей	—
5	Ancient Greek	Θαδδαῖος	Thaddaeus, one of the Apostles
6	Biblical Hebrew	תַדַּי	—

via Finnish sääski

Step	Language	Word	Meaning
1	Finnish	sääski	mosquito; midge; osprey
2	Finnish	sääksi	osprey; Translative singular form of sää
3	Proto-Finnic	sääkci	osprey
4	Proto-Finno-Ugric	śäkće	—

Every word from Biblical Hebrew תַדַּי →Every word from Ancient Greek Θαδδαῖος →Every word from Russian Фадей →