Phrases With The Word Birthday In It Help Me Write A Birthday Letter For My Amazing Older Sister?

Help me write a birthday letter for my amazing older sister? - phrases with the word birthday in it

My sister is 21 and I write a birthday letter.
My sister helps me always and always there when I need them. she corrects me whenever I doing something wrong, and more understanding. I need it very special, so I need synonyms for words such as:
amazing
Special
kind
Understanding
Inspirational
etc.
I have to really matter, so if you are no pictures of phrases or words that I use very worthwhile.
Thank you:)