simple-heartedly
advEtymology From simple-hearted + -ly.
1
In a simple-hearted manner; without guile, unsophisticatedly.
- "There wasn't," Alford protested, simple-heartedly. Then he recollected his sophistication to say: "Unless its being of that particular shade between brown and red was wrong."2007, W. D. Howells, Between the Dark and the Daylight, →ISBN, page 68: