素朴

そぼく

simple; artless; naive; unsophisticated

na-adjective noun

N1 freq #11

Example sentences

素朴（そぼく）な疑問（ぎもん）なんだけど、・・・トラとライオンはどっちが強（つよ）いの？

This may be a silly question, but which is stronger - a tiger or a lion?