Con - doll - en -says, that is how I have learned to say it, and am fairly certain you won't sound silly if you say it that way :)
It would be "giving someone your condolences."
"My I offer my condolences on your loss?"
Translation: Condolencias I express my condolences = Expreso mis condolencias.
People offer condolences after you have experienced a loss, such as "You have my condolences" after a death in your family. Simply say, "Thank you" and if you wish, continue the conversation, whether it is about the death or another topic.
Pêsames.
I would say "My condolences". Not that you should say that, but that's what I usually say...
Condolences 'are' is correct, "condolences", by definition, are plural.
"My condolences."
My/ons innige simpatie
You say "my condolences", not "my condolence". For example, if someone you know has passed away, you would write in a sympathy card "I am sorry for your loss, my condolences".
Simply offer your condolences and say that you feel for her in her time of grief.
Condolence is a noun.
condolences on behalf of the trust.