Category 1
Puzzle; mystery
Enigma
Reprehensible
Shameful; very bad
Harbingers
Indicators; bringers of warnings
Advocate
A person who pleads for a person, cause, or idea
Plausible
Can be believed; reasonable
Hasten
Hurry; accelerate; rush
Obdurate
Stubborn
Ensconce
Establish firmly in a position
Plaudit
Statement giving strong praise
Absolution
forgiveness; pardon; release