a. rare. Full of comfort; the reverse of comfortless.
1552. Huloet, Comfortful, or full of conforte, consolabundus.
1844. Marg. Fuller, Wom. 19th C. (1862), 128. As a teacher and a master help-full, comfort-full.
1874. Ruskin, Fors Clav., xlv. 194. I have seen engraved over your family vaults those comfortful words.