ـُ
Damma · u
A short “u”, like the u in put.
A small wāw written above the letter.
- بُbuBāʼ with Damma
- تُtuTāʼ with Damma
- مُmuMīm with Damma
Unit 9 · Harakat — the vowel marks
Step 1 of 4 · Meet the mark
ـُ
Damma
ضَمَّة
The damma is a miniature wāw sitting on the letter — which is a good hint, because wāw is the letter that carries the long “oo”.
In real words
خُبْز
khubz · bread
رَجُل
rajul · a man