Case

The number of cases differs between languages: 

1. Persian has two; modern English has three but for pronouns only; 
2. Arabic has three; 
3. German, Icelandic, Modern Greek, and Irish have four; 
4. Romanian and Ancient Greek have five; 
5. Bengali, Latin, Russian, Slovak, Slovenian, and Turkish each have at least six;
6.  Armenian, Bosnian, Croatian, Czech, Georgian, Latvian, Lithuanian, Polish, Serbian and Ukrainian have seven; 
7. Sanskrit and Tamil have eight; 
8. Assamese has 10; 
9. Estonian has 14; 
10. Finnish has 15; 
11. Hungarian has 18 and 
12. Tsez has 64 cases.

 https://www.google.com/search?q=Grammatical+case