| sabotage(hurt, ruin, challenge, weaken, frustrate) |
| sandbag(hurt, ruin, challenge, weaken, frustrate) |
| sap(hurt, ruin, challenge, weaken, frustrate) |
| soften(hurt, ruin, challenge, weaken, frustrate) |
| subvert(hurt, ruin, challenge, weaken, frustrate) |
| threaten(hurt, ruin, challenge, weaken, frustrate) |
| thwart(hurt, ruin, challenge, weaken, frustrate) |
| torpedo(hurt, ruin, challenge, weaken, frustrate) |
| tunnel(hurt, ruin, challenge, weaken, frustrate) |
| undercut(hurt, ruin, challenge, weaken, frustrate) |
| undermine(verb, challenge, weaken, dent, excavate) |
| weaken(hurt, challenge, blunt, undermine, dent) |
| wear(hurt, ruin, challenge, weaken, frustrate) |
| whittle away(expression, hurt, ruin, challenge, weaken) |
| wreck(hurt, ruin, challenge, weaken, frustrate) |
| challenge(weaken, dent) |
| chip away at(expression, idiom, challenge, weaken, dent) |
| damage(challenge, weaken, dent) |
| debunk(verb, cause, value) |
| deflate(verb, cause, value) |