If you and your sister had been visiting someone for tea and you thought it was time that you were leaving, you could say to your sister:- "Bid your farewells, we must be leaving if we are to get home before dark". What you mean by 'bid your farewells' is to say goodbye and thank you to your hosts.
Bid their farewell means for someone to say goodbye.
No, "goodbye" is not hyphenated. It is one word that is commonly used to bid farewell or say goodbye to someone.
to say goodbye to someone
They said goodbye to each other
Haere ra means goodbye when said to someone who is leaving.
You can say "Goodbye Mr./Mrs. [Teacher's Last Name], thank you for everything" or "Goodbye, have a great day!"
It means "See you later!" It is probably a shortening of the phrase "God bid ye well," which was said to wish those leaving you to return home (or wherever) good luck or blessings in their travels. Over time, that phrase was shortened to goodbye. A related archaic term is godspeed.
Now we end here, as we bid you goodbye.
In French, "goodbye" is pronounced "au revoir." It is commonly used as a polite way to bid farewell.
In Rarotonga, you can say goodbye by using the phrase "ka kite." It is a casual way to bid farewell to someone in the Cook Islands.
In Wiradjuri, "hello" is typically translated as "Yama" which is used as a greeting. "Goodbye" can be translated as "Warrambul" or "Warrumbul" to bid farewell.