“فَ” (fa)This word resumes the flow after a pause or change in thought.Corpus grammarREM — prefixed rem particle.
“أَنذَرْ” (ʾaandhar)means “So I warn you” in this verse. It is a verb. an action or state word. Here it is perfect verb, verb pattern four.Corpus grammarV — first person singular perfect verb.
“تُ” (tu)an attached pronoun meaning “I” or “me.”Corpus grammarPRON — first person singular subject pronoun.
“كُمْ” (kum)an attached pronoun meaning “you all.” It shows who is being addressed.Corpus grammarPRON — second person masculine plural attached pronoun.