Utiliser "supererogatory" dans une phrase

1. What supererogatory marks of special hospitality did the host show his guest?

2. Connoisseur that he was in the joys of living, he confessed to a new sensation when, for the first time, he found himself plodding over the seared, round-shouldered hills, spongy with the supererogatory wetness of a three days’ downpour