| aboveboard(adjective, adverb, open, direct, free) |
| artless(adjective, open, direct, free, easy) |
| bare-faced(adjective, open, direct, free, easy) |
| call a spade a spade(expression, adjective, idiom, open, direct) |
| flat-out(adjective, open, direct, free, easy) |
| forthright(adjective, open, free, honest, plain) |
| frank(adjective, open, free, honest, plain) |
| free(adjective, open, direct, simple, easy) |
| heart-to-heart(adjective, open, direct, free, easy) |
| lay it on the line(expression, adjective, idiom, open, direct) |
| like it is(expression, adjective, idiom, open, direct) |
| natural(adjective, open, direct, free, simple) |
| real(adjective, open, direct, free, easy) |
| saying what one thinks(expression, adjective, idiom, open, direct) |
| straight(adjective, adverb, open, free, honest) |
| truthful(adjective, open, direct, free, easy) |
| up front(expression, adjective, open, direct, free) |
| ad-lib(adjective, simple, natural, casual, impulsive) |
| apparent(adjective, open, direct, free, easy) |
| automatic(adjective, simple, natural, casual, impulsive) |