قسى3 قَاسَاهُ He endured it; struggled, or contended, with, or against, it; struggled, or contended, with, or against, its difficulty, or severity; he endured, or he struggled, or contended, with, or against, the difficulty, or trouble, or inconvenience, that he experienced from it or him; [and so عَانَاهُ;  for both of which see Har, p. 564; and for the latter see شَاقَاهُ; and for both see also مُجَانَاةٌ]; syn. كَابَدَهُ, (S, K,) and عَالَجَ شِدَّتَهُ: (TA:) he underwent difficulties, troubles, or inconveniences, in doing it. (Msb in explanation of the syn. كَابَدَهُ.) قُِسِىُّ pl. of قَوْسٌ.قُسَوِىٌّ: see art. قوس.