Wiktionary
unvoluptuous
a. Not voluptuous.
Usage examples of "unvoluptuous".
He could find no consolation to give her but a close, unvoluptuous embrace.
Considering that Fred was not at all coarse, that he rather looked down on the manners and speech of young men who had not been to the university, and that he had written stanzas as pastoral and unvoluptuous as his flute-playing, his attraction towards Bambridge and Horrock was an interesting fact which even the love of horse-flesh would not wholly account for without that mysterious influence of Naming which determinates so much of mortal choice.