| off(adverb, away, apart, primo) |
| off-the-cuff(adjective, simple, natural, casual, impulsive) |
| off top of head(expression, adjective, idiom, simple, natural) |
| offhand(adjective, simple, natural, casual, impulsive) |
| on the level(expression, idiom, good, open, honest) |
| on the up and up(expression, adjective, idiom, good, open) |
| outright(adjective, open, direct, free, easy) |
| plain-dealing(direct, honest, sincere, genuine, candid) |
| plainspoken(adjective, open, direct, honest, plain) |
| plausible(reasonable, honest, sensible, reliable, satisfying) |
| pretenseless(direct, honest, sincere, genuine, candid) |
| principled(good, honest, sensible, noble, moral) |
| prosaic(simple, honest, modest, straightforward, humble) |
| pure(good, simple, honest, plain, true) |
| realistic(honest, sensible, reliable, authentic, mature) |
| regular(good, open, honest, fair, noble) |
| reliable(adjective, open, simple, right, reasonable) |
| resolute(adjective, honest, pure, sure, constant) |
| right-minded(adjective, good, honest, pure, noble) |
| right-on(direct, honest, sincere, genuine, candid) |