| straight-faced(adjective, person, dull, feelings, dead) |
| trifling |
| unresponsive(adjective, person, feelings, unfeeling, insensitive) |
| vague(adjective, dull, pale, impassive, bland) |
| apathetic(adjective, person, feelings, blank, unemotional) |
| adamant(adjective, person, feelings, response, emotions) |
| aloof(adjective, blank, unemotional, emotionless, inexpressive) |
| callous(adjective, person, feelings, blank, unemotional) |
| cold-blooded(adjective, person, feelings, blank, unemotional) |
| cool(adjective, blank, unfeeling, unemotional, insensitive) |
| emotionless(adjective, blank, impassive, unemotional, inexpressive) |
| forbidding(adjective, person, feelings, emotions) |
| frigid(adjective, unfeeling, response, insensitive, rocky) |
| frivolous |
| glassy |
| hard-boiled(adjective, person, feelings, emotions, rocky) |
| hardened(adjective, person, feelings, blank, unemotional) |
| hostile(adjective, person, feelings, response, emotions) |
| inane |
| inflexible(adjective, person, feelings, response, emotions) |