Assent
To express agreement
Altruistic
Unselfish
Benefactor
One who does good to others
Chivalrous
Maker by honor, courtesy, and courage
Clemency
Mercy, humaneness, mildness
Dearth
A lack, scarcity
Diffident
Shy, lacking self-confidence
Discrepancy
A difference, lack of agreement
Embark
To go aboard, to make a start
Facile
Easily done or attained
Indomitable
Unconquerable
Infallible
Free from error
Plod
To walk heavily or slowly
Pungent
Causing a sharp sensation
Remiss
Neglectful in performance
Repose
To rest
Temerity
Boldness
Truculent
Fierce and cruel
Unfeigned
Sincere
Virulent
Extremely poisonous