dueful

From due +‎ -ful.

dueful (comparative more dueful, superlative most dueful)

1. (archaic) Suitable, appropriate.
   • 1596, Edmund Spenser, “Book IV, Canto I”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC:

     her lives Lord and patrone of her health / Right well deserved, as his duefull meed, / Her love, her service, and her utmost wealth […]