ARABIC WORD FORMATION

MNEMONIC ARABIC

VERB 1: simple
Fa3aLa فعل
VERB 2: intensive
Fa33aLa فعّل
VERB 3:
Faa3aLa فاعل
VERB 4: causative
2aF3aLa أفعل
VERB 5:
TaFa33aLa تفعّل
VERB 6:
TaFaa3aLa تفاعل
VERB 7: inflexsive
2iNFa3aLaH انفعل
VERB 8: common verb
2iFTa3aLa إفتعل
VERB 9: colors and deformity
2iF3aLLa إفعل
VERB 10: beneficial
2iSTaF3aLa إستفعل

ADJECTIVE INFIX: 1a2ii3 فَعيل
KaBiiR كبير-big
9aJiiR صغير-small
FaQiiR فقير-poor

ADJECTIVE PHYSICAL DESCRIPTION INFIX: 2a12a3 افعل
2aZRaQ ازرق-blue
2aSWaD اسود-black
2aSHQaR اشقر-blonde
2a9La3 اصلع-bald

ADJECTIVE NOUN INFIX: Ma12uu3 مَفعول
MaKTuuB مكتوب-written or document

PLACE INFIX: Ma12a3 مَفعَل
MaKTaB مكتب-bureau

Sometimes the feminite suffix is added for a nuance of meaning.

MaKTaBaH مكتبة-library

There is also a third form possible, although not as common as in

MaNZiL منزل-home

PROFESSION INFIX: 1a22aa3 فَعّال
KHaBBaaZ خبّاز-Baker
KHaDHDHaaB كذّاب-Liar

adding the feminine ending, besides denoting a female can be used with this form for a machine.

SaYYaaRaH سيّارة-car

VERBAL(II) NOUN INFIX: 1a22ii3 فَعّيل
TaRTiiB ترتيب -organization

VERB II ACTION PERSON INFIX: Mu1a22i3 مُفَعٍّل
MuMaTHTHiL ممثّل– actor

It also is used for adjectives.

Mu3aQQaD معقّد-complicated

NOUN FROM VERB 7 INFIX: 'iN1i2aa3 انفعال
2iNTiKHaaB إنتخاب-election
2iNFiGaaR إنفجار-explosion

NOUN FROM VERB 10 INFIX: 
2iSTitTHNaa4 - إستثناء - exception
2iSTiQBaaL - إستقبال - reception
2iSTiCSaaN -    إستحسان - agreement

FEMININE SUFFIX: (-ah)
9aDiiQ صديق-male friend
9adiiQaH صديقة-female friend

LANGUAGE SUFFIX: (-iiyah)
2al3arabiiyah العربية-Arabic
2alujat 2al3abriiyah اللغة العبرية-Hebrew
2alfaransiiyah الفرنسية-French

There are a number of ways to form the verbal noun:


if the root is 123


-1a23

From the root 6aBaKHa طبخ  you get 6aBKH طبخ  (note the identical spelling!)


-1a2a3

The verb FaRiCa فرح  becomes FaRaC فرح  (same spelling again!)


-1u2uu3

DaKHaLaH دخل 'to enter' becomes DuKHuuL دخول 'entrance'


-1u2uu3a

9a3ib صعب 'to be difficult' becomes 9u3uuBaH صعوبة 'difficulty'


-1i2aa3aa

KaTaBa كتب 'to write' becomes KiTaaBaH كتابة 'reading'

NEGATION
PRESENT: Laa لا
PAST: Maa ما
FUTURE: LiN لن

NEGATE AN ADJECTIVE: JiiR غير 

MuMKiN ممكن-possible
JiiR MuMKiN غير ممكن-not possible

COMPARATIVE
The comparative of an adjective always starts with 'أ' and eliminates any vowel between the first and second consonant of the root and shortens the second vowel.

The word for 'big' which is كبير KaBiiR
(root KBR)
bigger is 2aKBaR أكبر 
The word for 'small' is 9aJiiR صغير 
smaller is 2a9JaR أصغر 
'bigger than', 2aKBaR min أكبر من 
'smaller than', 2a9JaR min أصغر من