The Collaborative International Dictionary
Delightsomeness
Delightsome \De*light"some\, a.
Very pleasing; delightful. ``Delightsome vigor.''
--Grew.
Ye shall be a delightsome land, . . . saith the Lord.
--Mal. iii.
12.
-- De*light"some*ly, adv. -- De*light"some*ness, n.
Wiktionary
delightsomeness
n. The state of being delightsome.