Adjective annealed has 1 sense
  1. annealed - made less brittle by heating and then cooling; "used annealed paving blocks"
    Antonyms:
    untempered, unhardened (indirect, via tempered)
,Verb anneal has 1 sense
  1. anneal, temper, normalize - toughen (steel or glass) by a process of gradually heating and cooling; "temper glass"
    --1 is one way to toughen
    Sample sentence:
    Somebody ----s something
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