Thorny Bitter
Plant

Root letters:
Dad-Ra-Ayn

dari

88:6
لَيْسَ لَهُمْ طَعَام ٌ إِلاَّ مِنْ ضَرِيع ٍ
Laysa Lahum Ţa`āmun 'Illā Min Đarī`in 

They will have no food except from a thorny plant.