tawallaw
they turn back
V – 3rd person masculine plural (form V) perfect verb + PRON – subject pronoun waw
Root Link: و ل ى
fa-inna
then indeed
RSLT – prefixed result particle fa + ACC – accusative particle inna
Root Link: ا ن ن
bil-muf'sidīna
of the corrupters
P – prefixed preposition bi + DET – determiner prefix al + N – genitive masculine plural (form IV) active participle
Root Link: ف س د