AXIOMATIC(Adjective)
Meaning: self-evident or unquestionable.
Synonym: Understood, Given, Granted, self-evident
Antonym: Misunderstood, uncertain
Usage: The arithmetic principles are axiomatic in nature.
CONNIVANCE(Noun)
Meaning: Secretly involved in immoral or illegal activity.
Synonym: Involvement, assistance, conspiracy, intrigue
Antonym: Disapprobation, rejection, dislike
Usage: With the connivance of the government, the Indian army planned a surgical strike.
NONPAREIL (adjective)
Meaning: having no match or equal; unrivaled.
Synonyms: incomparable, matchless, unrivaled, inimitable.
Antonyms: familiar, frequent, normal, ordinary.
Usage: The champions deserved the title because they were nonpareil all season and won every game.
LENITY (noun)
Meaning: kind, gentle, or compassionate treatment especially towards someone who is undeserving of it.
Synonyms: charity, clemency, forbearance, leniency.
Antonyms: ruthlessness, vengeance, vindictiveness, virulence.
Usage: This savage punishment was approved by the higher officers of the navy, who showed great lenity to men of their own rank.
ACQUIT (Verb)
Meaning: free (someone) from a criminal charge by a verdict of not guilty.
Synonyms: absolve, exonerate, exculpate, vindicate
Antonyms: convict
Usage: They always acquit themselves of their duty very well.
VALIANT (Adjective)
Meaning: possessing or showing courage or determination.
Synonyms: brave, fearless, courageous, valorous
Antonyms: cowardly, irresolute
Usage: Firemen are valiant individuals who put their lives on the line to save others.
SUCCOUR (Noun)
Meaning: assistance and support in times of hardship and distress.
Synonyms: aid, assistance, support, ease
Usage: Even though Holly is painfully shy, she is never hesitant to offer succor to anyone who is in pain.