Verb.

To speed up, cause to move faster; to bring about more quickly

Synonyms: step up, quicken, hasten

Antonyms: slow down, retard, decelerate 

Noun.

One who looks on or observes, a person present but not taking part

Synonyms: Observer, spectator, onlooker

Antonyms: Active participant 

Verb.

To go through an area in order to procure votes, sales, or opinions; to go over in detail; to discuss

Synonyms: Poll, survey, solicit 

Adjective.

Happening by chance or on an irregular basis; showing little concern; informal

Synonyms: Accidental, haphazard, offhand

Antonyms: Formal, serious, premeditated, intentional

Adjective.

Treated unfairly and cruelly, oppressed

Synonyms: Mistreated, ground, underfoot

Antonyms: Uplifted, liberated

Verb

To attempt, tempt

Synonyms: Lure, beguile

Antonyms: Nauseate, sicken, revolt, repel

Verb.

To wear away gradually, eat away

Synonyms: Corrode, abrade

Antonyms: Nurture, promote, encourage

Verb.

To thrash about in a clumsy or ineffective away

Synonyms: wallow, struggle

Adjective.

Lifelike, vivid; relating to the pictorial arts

Synonyms: Lively, colorful, descriptive

Antonyms: Dull, boring, unrealistic, colorless

Adjective.

Horrible, revolting, ghastly 

Synonyms: Gory, hideous, grisly

Antonyms: Pleasant, delightful, appealing

Adjective

Sad, gloomy, unhappy

Noun.

Sadness, gloominess

Synonyms: (adj.) depressed, dejected (n.) dejection, depression

Antonyms: (adj.) merry, happy, cheerful; (n.) joy, elation

Noun

A difficult or painful experience, a trial

Synonyms: Test, hardship

Antonyms: Pleasure, cinch

Verb

To make dry and thirsty; to shrivel with heat

Synonyms: Dry up, dehydrate, desiccate

Antonyms: Soak, drench, saturate, waterlog

Verb

To continue steadily in a course of action, refuse to stop or be changed; to last, remain

Synonyms: Persevere, keep at it, endure

Antonyms:  Give up, discontinue 

Adjective

Of less than normal strength or size; of no importance

Synonyms: Undersized, pint-size, small, weak

Antonyms: Robust, brawny, mammoth, gigantic

Verb

To evade or belittle a point by twisting words or raising minor objections

Noun

A petty objection

Synonyms: (v.) nitpick, split hairs, cavil; (n.) squabble

Verb

To approve, give formal approval to, confirm

Synonyms: Endorse, sanction, uphold

Antonyms: Cancel, repeal, annul, veto

Adjective

Royal, kinglike; fit for a king

Synonyms: Majestic, stately, princely, august

Antonyms: Lowly, humble, abject, servile

Verb

To smother, prevent from breathing; to hold back or choke off

Synonyms: Strangle, suppress, snuff

Antonyms: Nurture, promote, encourage

Adjective

Having life, living; necessary to life, essential; key, crucial

Synonyms: Indispensable, fundamental

Antonyms: Nonessential, unnecessary