1. 
[syn: equable, even-tempered, good-tempered, placid]
The Collaborative International Dictionary of English v.0.48:
Good-tempered \Good`-tem"pered\, a.
   Having a good temper; not easily vexed or irritated. See
   Good-natured.
   Syn: equable, even-tempered, placid.
        [1913 Webster + WordNet 1.5]
WordNet (r) 3.0 (2006):
good-tempered
    adj 1: not easily irritated; "an equable temper"; "not everyone
           shared his placid temperament"; "remained placid despite
           the repeated delays" [syn: equable, even-tempered,
           good-tempered, placid]