* 7 = ح (haa) - sounds like an aspirated "h"
* 2 = أ (hamza) - glottal stop
* 3 = ع ('ain) - a "choked" letter sounding like an "a" you can't represent with the English alphabet
Two types of negatives in Egyptian Arabic:
1. Negatives for verbs in general:
ma- ... -sh - gets added to the beginning and ending of a verb to make it negative.
Masalan (for example)...
He went- howa ra7
He didn't go - howa mara7sh
2. Negatives for future verbs, nouns, adjectives:
mesh gets added to the beginning of a verb/noun/adjective to make it negative.
Masalan (for exmaple)...
I will not write - mesh 7aktib
This is not good - da mesh kuwayyis
I'm not an engineer (m). - ana mesh mohandis
Credits to Lonely Planet Phrasebooks: Egyptian Arabic.