| serious(adjective, stupidity, ignorance, foolishness, hastiness) |
| serious-minded(adjective, stupidity, ignorance, foolishness, hastiness) |
| sober(adjective, stupidity, ignorance, foolishness, hastiness) |
| solemn(adjective, stupidity, ignorance, foolishness, hastiness) |
| somber(adjective, stupidity, ignorance, foolishness, hastiness) |
| sombre(adjective, stupidity, ignorance, foolishness, hastiness) |
| sorry(adjective, stupidity, ignorance, foolishness, hastiness) |
| stiff(adjective, stupidity, ignorance, foolishness, hastiness) |
| stilted(adjective, stupidity, ignorance, foolishness, hastiness) |
| stodgy(adjective, stupidity, ignorance, foolishness, hastiness) |
| tearful(adjective, stupidity, ignorance, foolishness, hastiness) |
| tomfool(adjective, stupidity, ignorance, foolishness, hastiness) |
| unacademic(adjective, stupidity, ignorance, foolishness, hastiness) |
| unamusing(adjective, stupidity, ignorance, foolishness, hastiness) |
| uncomfortable(adjective, stupidity, ignorance, foolishness, hastiness) |
| uncomic(adjective, stupidity, ignorance, foolishness, hastiness) |
| uncoordinated(adjective, stupidity, ignorance, foolishness, hastiness) |
| uneasy(adjective, stupidity, ignorance, foolishness, hastiness) |
| uneducated(adjective, stupidity, ignorance, foolishness, hastiness) |
| unfunny(adjective, stupidity, ignorance, foolishness, hastiness) |