The same root can yield both an active participle (doer) and a passive participle (receiver).
Word / formMeaning / explanation
نَاصِرٌa helper
مَنْصُورٌsomeone helped.
ضَارِبٌa striker
مَضْرُوبٌsomeone struck.
سَامِعٌa hearer
مَسْمُوعٌsomething heard.
Sharing a root does not give the two nouns the same meaning: their patterns identify opposite roles in relation to an action.
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Passive Participles: Definition, Six Forms and Derivation
The same root can yield both an active participle (doer) and a passive participle (receiver).
Word / formMeaning / explanation
نَاصِرٌa helper
مَنْصُورٌsomeone helped.
ضَارِبٌa striker
مَضْرُوبٌsomeone struck.
سَامِعٌa hearer
مَسْمُوعٌsomething heard.
Sharing a root does not give the two nouns the same meaning: their patterns identify opposite roles in relation to an action.