frankly, openly, artless, fair, honestly, naive, sincere, honest, unprejudiced, ingenuous, unreserved, frank, open, guileless, candid, square, simple, truthful, unbiased, unsophisticated, transparent, impartial, straight, candidly, innocent, straightforward
- " He buys and sells; and his buying is not always aboveboard. - "Ashton-Kirk, Criminologist", John T. McIntyre.
- Remember, I don't know much about such things here in New York, and you must be frank and aboveboard and tell me if you have any complaints. - "Cap'n Warren's Wards", Joseph C. Lincoln.
- He looked at Metelill and said, Uncommonly pretty girl that, and knows it, but when I asked what he thought of Isabel's looks, he said, Pretty, yes; but are you sure she is quite aboveboard? - "More Bywords", Charlotte M. Yonge.