Definite and indefinite article

Slovak has no articles; there are neither definite nor indefinite articles. But if necessary we can use the demonstrative pronouns ten, , and to to function as definite articles. For indefinite articles, we can use the indefinite pronouns nejaký, nejaká, and nejaké.

Masculine To je nejaký muž. Ten muž je vysoký. It is a man. The man is tall.
Feminine To je nejaká kniha. kniha je veľmi dobrá. It is a book. The book is very good.
Neuter To je nejaké auto. To auto je nové. It is a car. The car is new.