well–tempered

1a obsolete :  properly constituted physically a strong well-tempered stomach — Algernon Sydney b :  having a good or equable disposition; especially :  good-natured a discreet and well-tempered officer — George Grote

2 :  treated so as to develop the desired degree of hardness and elasticity well-tempered steel a well-tempered sword blade

3 :  mixed to the proper consistency —used especially of mortar and clay