Where does “Silventoinen” come from?

Silventoinen (Finnish) comes from Ancient Greek Σιλουανός, from Latin Silvānus, from Latin silva, from Proto-Indo-European sēl- — to calm, quiet, be favourable.

Ancestry of “Silventoinen”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Σιλουανός	—
2	Latin	Silvānus	—
3	Latin	silva	wood, forest; orchard, grove
4	Proto-Indo-European	sēl-	to calm, quiet, be favourable

Every word from Proto-Indo-European sēl- →Every word from Latin silva →Every word from Latin Silvānus →