mitigate
1. [ verb ] lessen or to try to lessen the seriousness or extent of
Synonyms: extenuate palliate
Examples:

"The circumstances extenuate the crime"

Related terms: apologize law extenuation extenuation
2. [ verb ] make less severe or harsh
Synonyms: moderate
Examples:

"mitigating circumstances"

Related terms: decrease relieve extenuation
Similar spelling:   mitigated
  mitigative
  mitigatory
  mitigation