Dobrodošel (you say it to 1 man), dobrodošla (to 1 woman), dobrodošla (2 men or 1 man and 1 woman), dobrodošli (2 women), dobrodošli (3 or more people, at least one of them is a man), dobrodošle (3 or more women, no man) ... complicated ;)
generally it's translated as "Dobrodošli!"
If the addressee is one person: Vitaj doma
If there are more people: Vitajte doma
Vitajte v Anglicku
welcome = "vítejte"
Vitajte v Amerike
vitejte
Vítejte v Anglii.
vítej
For in Czech is "pro"
you say welcome aboard I don't know why but that seems to be the case
"Thank you" in Czech is "Děkuji."
In Konkani, you say "svoagat" to welcome someone.
How do you say you’re welcome in Apache
Zitra means tomorrow in Czech language.
You can say "welcome" in Hindi as "เคธเฅเคตเคพเคเคค เคนเฅ" (pronounced as swaagat hai).
welcome
welcome
Česka Republicka is how you say it. The previous answer, "ceskoslovensko", actually means "czechoslovakian".