To disagree

To express agreement

To argue

To remain silent

Benefactor

Opponent

Critic

Rival

Dishonest, lacking integrity

Marked by honor, courtesy, and courage

Cowardly, lacking bravery

Rude, lacking manners

Harshness, severity

Mercy, humaneness

Indifference, apathy

Cruelty, brutality

Abundance, plenty

A lack, scarcity, inadequate supply

Excess, surplus

Overflow, profusion

Confident, self-assured

Shy, lacking self-confidence

Bold, daring

Outgoing, sociable

Agreement, harmony

A difference; a lack of agreement

Similarity, likeness

Consistency, uniformity

To stop, to halt

To go aboard, to make a start

To retreat, to withdraw

To finish, to complete

Difficult, hard to achieve

Easily done or attained

Complex, intricate

Challenging, demanding

Easily defeated, yielding

Unconquerable, refusing to yield

Weak, submissive

Fragile, breakable

Prone to error, unreliable

Free from error; absolutely dependable

Uncertain, doubtful

Faulty, flawed

To run quickly

To walk heavily or slowly; to work slowly

To jump energetically

To skip lightly

Bland, lacking flavor

Causing a sharp sensation

Sweet, pleasant

Mild, gentle

Diligent, attentive

Neglectful in performance of one's duty, careless

Responsible, reliable

Careful, meticulous

To work tirelessly

To rest; lie

To move constantly

To stand upright

Caution, carefulness

Rashness, boldness

Timidity, shyness

Prudence, wisdom

Gentle, kind

Fierce and cruel

Peaceful, calm

Friendly, amiable

Insincere, fake

Sincere, real, without pretense

Deceptive, misleading

Pretentious, showy

Harmless, benign

Extremely poisonous

Mild, gentle

Safe, non-toxic