| expressionless(expression, adjective, dull, show, indifferent) |
| vacant(adjective, dull, indifferent, dead, blank) |
| blank(expression, adjective, dull, show, indifferent) |
| impassive(adjective, dull, cool, detached, dead) |
| deadpan(expression, adjective, dull, show, indifferent) |
| empty(adjective, dull, dead, blank, impassive) |
| unexpressive(adjective, dull, indifferent, dead, blank) |
| incommunicative |
| dull(adjective, dead, blank, impassive, unresponsive) |
| fishy |
| flat(adjective, detached, blank, impassive, unresponsive) |
| poker-faced(adjective, dull, cool, detached, dead) |
| wooden(adjective, dull, cool, dead, blank) |
| apathetic(adjective, cool, detached, blank, aloof) |
| callous(adjective, cool, detached, blank, aloof) |
| characterless |
| cold(adjective, cool, detached, blank, aloof) |
| cold-blooded(adjective, cool, blank, aloof, unemotional) |
| collected(adjective, cool, blank, aloof, unemotional) |
| composed(adjective, cool, detached, blank, aloof) |