guileless[adjective]Synonyms: natural, artless, ingenuous, naive, unaffected, unartful, unschooled, unsophisticated, unstudied, untutored
Antonyms: guileful
[TahlilGaran] English Synonym Dictionary ▲
guile‧less /ˈɡaɪl-ləs/
adjective behaving in an honest way, without trying to hide anything or deceive people
Synonym : open [TahlilGaran] Dictionary of Contemporary English ▲