| blind to(expression, adjective, hard, unfeeling, unsympathetic) |
| careless(adjective, hard, unfeeling, unsympathetic, hardened) |
| casehardened(adjective, hard, unfeeling, unsympathetic, hardened) |
| cold(adjective, hard, unfeeling, unsympathetic, hardened) |
| cold-blooded(adjective, hard, unfeeling, unsympathetic, hardened) |
| coldblooded(adjective, callous, disciplined, unexcitable, grooved) |
| cynical(adjective, hard, unfeeling, unsympathetic, hardened) |
| deaf to(expression, adjective, hard, unfeeling, unsympathetic) |
| delinquent |
| derelict |
| discontented(adjective, dissatisfied, alienated, estranged, disillusioned) |
| disloyal(adjective, dissatisfied, alienated, estranged, disillusioned) |
| disregardful |
| dissatisfied(adjective, alienated, estranged, disillusioned) |
| estranged(adjective, dissatisfied, alienated, disillusioned) |
| hard(adjective, unfeeling, unsympathetic, hardened, callous) |
| hard-edged(adjective, toughened, cynical, hard-boiled, hard-bitten) |
| hard-nosed(adjective, hard, unfeeling, unsympathetic, hardened) |
| hard as nails(expression, adjective, idiom, unfeeling, callous) |
| hardboiled(adjective, callous, disciplined, seasoned, unexcitable) |