artless
Definitions
Without guile or deception; natural and sincere.
Lacking skill, knowledge, or sophistication; crude or unrefined.
Examples
Her artless charm and genuine smile made everyone in the room feel immediately at ease.
The child gave an artless explanation for the broken vase, unaware that his honesty would reveal his guilt.
Synonyms
guileless ingenuous naive candid unsophisticated natural sincere
Antonyms
cunning deceitful sophisticated calculating artful sly crafty