What is the difference between Czech and Slovak?

Czechs speak the Czech language which exists in two forms, the literary and colloquial. Slovaks speak a language, Slovak, which is similar to the literary version of the Czech language. The vocabulary in both languages is slightly different. Slovak grammar is somewhat simpler than Czech grammar.

Slovakia – Wikipedia

listen)), is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the southwest, …

Capitaland largest city: Bratislava; 48°09′N 1…‎

Slovak language – Wikipedia

Slovak is a West Slavic language of the Czech–Slovak group, written in Latin …