| genuine(open, honest, true, straightforward, straight) |
| grim(dull, quiet, tough, severe, harsh) |
| guileless(open, honest, true, straightforward, straight) |
| hardheaded(adjective, tough, reasonable, sharp, sensible) |
| heartfelt(open, honest, true, straightforward, straight) |
| heavy(dull, quiet, big, substantial, sober) |
| honest(open, rough, true, short, straightforward) |
| honest to God(expression, honest, true, straightforward, serious) |
| humorless |
| imperturbable(adjective, calm, cool, sensible, dark) |
| inhibited(adjective, calm, sensible, dark, restrained) |
| intent(adjective, set, severe, honest, thoughtful) |
| levelheaded(adjective, calm, quiet, reasonable, sensible) |
| like it is(expression, idiom, honest, true, straightforward) |
| low-key(adjective, calm, quiet, reasonable, sensible) |
| lucid(adjective, calm, quiet, reasonable, sensible) |
| meaningful(adjective, dull, quiet, severe, big) |
| meant(open, honest, true, straightforward, serious) |
| mundane(adjective, simple, reasonable, sensible, rational) |
| natural(open, honest, true, straightforward, straight) |