ingenuous

About 0.42 uses per million words.

Meaning

1. adjective Naive and trusting.
2. adjective Demonstrating childlike simplicity.
3. adjective Unsophisticated; clumsy or obvious.
4. adjective Unable to mask one's feelings.
5. adjective Straightforward, candid, open, frank.

Similar words

naif naive artless innocent undistorted candid open simplistic blue-eyed childlike

Often followed by

and youth mind as in to young confession countenance

Word family

ingenuously ingenuousness ingenuousnesses