Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
vŏluptŭōsus, a, um, adj. [voluptas], full of gratification, enjoyment, pleasure, or delight; agreeable, pleasant, delightful (post-Aug.), Plin. Ep. 3, 19, 2; Quint. Decl. 260.
Sup.: contionator, Hier. adv. Jovin. 1, 4: tempus, Sid. Ep. 2, 9.
Adv.: vŏlup-tŭōsē, with pleasure or delight, Sid. Ep. 5, 20.
Comp., Sid. Ep. 1, 9 med.