| severe(adjective, firm, harsh, strict, stern) |
| steely(adjective, firm, harsh, strict, stern) |
| stern(adjective, firm, harsh, strict) |
| strict(adjective, firm, harsh, stern) |
| tough(adjective, firm, harsh, strict, stern) |
| unsympathetic(adjective, firm, harsh, strict, stern) |
| unwarrantable(adjective, callous, impudent, unapology) |
| unconscionable(adjective, callous, impudent, unapology) |
| unreformed(adjective, impenitent, unrepentant, unregretful, unremorseful) |
| corrupt(adjective, shameless, unceremonious, unembarrassed) |
| defying(adjective, impenitent, unrepentant, unregretful, unremorseful) |
| improper(adjective, shameless, unceremonious, unembarrassed) |
| machiavellian(adjective, callous, impudent, unapology) |
| obscene(adjective, impertinent, shameless, not sorry) |
| pitiless(adjective, impenitent, unrepentant, unregretful, unremorseful) |
| rude(adjective, shameless, unceremonious, unembarrassed) |
| unmerciful(adjective, impenitent, unrepentant, unregretful, unremorseful) |
| unprincipled(adjective, shameless, unceremonious, unembarrassed) |
| hardened(adjective, impenitent, unrepentant, unregretful, unremorseful) |
| not showing shame(expression, shame, feel, regret) |