عسر

6 تَعَاسَرَا ذ [ They were difficult, or hard, each with the other; they treated, or behaved towards, each other with hardness, harshness, or illnature; ] they disagreed, each with the other; said of a buyer and seller, and of a husband and wife; (TA;) تَعَاسُرٌ is the contr. of تَيَاسُرٌ: (S, O:) see Kur lxv. 6. (TA.) ― -b2- See also 1, in two places.