Extinction may come about indirectly and even more surely.
This was effected indirectly.
Pazmany was certainly the great civilizing factor of Hungary in the seventeenth century, and indirectly he did as much for the native language as for the native church.
The Rhine is said to receive, directly or indirectly, the waters of upwards of 12,000 tributaries of all sizes.
Directly, this arrangement prevented an Athenian empire; indirectly, it caused the sacrificed cities and their kinsmen on the islands to look upon Athens as their protector.