| matter(noun, reason, fact, circumstance) |
| feedback response(expression, action, reaction, reply) |
| case(noun, past, fact, occurrence) |
| contingency(noun, past, fact, occurrence) |
| emotion(noun, reaction, reply, feedback) |
| episode(noun, past, fact, occurrence) |
| event(noun, past, fact, occurrence) |
| experience(noun, past, fact, occurrence) |
| fortuity(noun, past, fact, occurrence) |
| haphazard(noun, past, fact, occurrence) |
| happening(noun, past, fact, occurrence) |
| reason(noun, weight, fact, circumstance) |
| account(noun, reason, fact, circumstance) |
| action(noun, past, occurrence, deed) |
| agitation(noun, emotion, reaction, feedback) |
| bottom(noun, reason, fact, circumstance) |
| causa(noun, reason, fact, circumstance) |
| cause(noun, reason, fact, circumstance) |
| contributor(noun, reason, fact, circumstance) |
| drive(noun, emotion, reaction, feedback) |