How to Use "nasty" with Example Sentences

1. That could provoke a nasty tit-for-tat trade war .
2. Currency devaluations are the moment when protectionism gets nasty .
3. Soon , a nasty ethnic war consumed this former soviet playground .
4. Placebos are sometimes as effective as medication without the nasty side effects .
5. But a far more common sight than a chassis shattered in an explosion is now one destroyed in a nasty crash .