well-found

adjective2

1. •
   Well maintained and fully stocked and equipped.

   • The Nicholas is a well-found ship, and with a nice clean hull. — 2009
2. •
   Welcome; appreciated.

   • These stories, however, from their various sources appear to prove, so far as such mystic records can, that the Puans—Win-e-ba-goes—have a well-found antiquity at least. — 1889