Good morning – Dobré ráno
Good day – Dobrý den
You can say Dobrý den all the time. People rarely say Dobré ráno or Dobrý večer.
Good evening – Dobrý večer
Good bye – Na shledanou
Bye – Nashle
Informal
Hi/Bye – Ahoj [ahoy]
Hi/Bye – Čau [chau]
If you haven’t seen your friends for a long time, how would you say hello to them?