WordReference Random House Unabridged Dictionary of American English © 2026
guile•less
(gīl′lis),USA pronunciation adj.
guile′less•ly, adv.
guile′less•ness, n.
- free from guile;
sincere;
honest;
straightforward;
frank.
- guile + -less 1720–30
guile′less•ness, n.
- artless, ingenuous, naive, unsophisticated.