İkindi dersi:
Üç kelime ögrenelim. hafiye,sıdk,nezle(iki anlamı var, nezle olma ve indirme) .


Root: khā fā yā (خ ف ي).
is hidden يَخۡفٰى
Means:

خَفِيَ ( فعل ) : اِخْتَفَى

be or become hidden
- to hide oneself
- be or become hidden (far from sight);be veiled
- to hide oneself
- be or become concealed
- to become impossible to see or find;to stop existing;to go missing (for a person)
- to change one's appearance
- to wear a disguise and change your appearance
- be concealed
- conceal oneself
- be or become hidden or unseen
- be or become protected
- disappear, fade or cease to exist

خَفِيّ :

hidden - concealed; invisible; veiled

---------------------------------------------------------------------------------------------  
 Root: ṣād dāl qāf (ص د ق).
confirming   مُصَدِّقًا
Means:

صِدْق ( اسم ) : إخْلاص

candor ; faithfulness ; honesty ; sincerity ; trueheartedness

صَدَق : تَحَقّقَ

be true ; come true ; prove to be true or correct ; real ; turn out to be true ; valid

صَدَق على : صَحّ على

apply to ; be applicable to ; be true of ; hold good for

صِدْق : صِحّة

trueness ; truth ; truthfulness ; validity ; veracity ; verity

صِدْق : صِدْقًا

really
- in reality; truly; indeed; in fact
- realy ; actually .
- really; truly; actually

صَدَق : قالَ الصّدْقَ

be true ; say (tell ; sincere ; speak) the truth ; truthful

---------------------------------------------------------------------------------------------
 Root: nūn zāy lām (ن ز ل).
 He revealed  =    نَزَّلَ
 Means: 

نَزَل ( فعل ) : اِنْحَدَرَ

come down ; descend ; get down ; go down ; step down

نَزَّلَ : أَنْزَلَ

to get something by lifting it from higher place .

نَزِل : أصَابَهُ زُكَامٌ

catch cold ; have a cold

---------------------------------------------------------------------------------------------