עשרים, pronounced Esrim.
esrim ve-arba (עשרים וארבע)
twenty = esrim (עשרים)
The Hebrew alphabet only has 22 letters. There is no 28th letter.
Esrim (עשרים) means twenty. Depending on context, it also means 20th: Ha-esrim means "the twentieth". For example, "ha-yalda ha-esrim" would be "the twentieth girl".
esrim vekhamesh (עשרים וחמש)
חדר 23 (pronounced: chedehr esrim veh shlosha)
6828 written in words = sheshet alafim shmonah me'ot esrim u-shmoneh (ששת אלפים שמונה מאות עשרים ושמונה)
esrim ushtayim beseptember, alpayim vesheva
Sydney is not a Hebrew word. It has no meaning in Hebrew.
diestra has no meaning in Hebrew. This is not a Hebrew word.
the word "jae" is not a Hebrew word.