Advanced Vocabulary

To saturate means to fill completely or permeate thoroughly, which matches 'imbue' (to inspire or permeate with an emotion or quality). To absorb is the opposite process, to accustom means to make familiar, to color is literal, and inculcate means to teach persistently.

Im/in + veigh = carry: To carry by deception
Other words: Inveigle, vehement

Im/in + veigh = carry: To carry negativity / criticize. Means to write or speak about something with hostility
Rail means to protest or complain or protest strongly and persistently about. 

In + cite = speak: Urge to action
Other words: Citation, recite, excite

Venial means pardonable or forgivable (especially a minor sin). Good-natured means friendly, humble means modest, susceptible to bribery is corrupt, and pertaining to spring would be 'vernal' (a different word).

Pre (before) + cip = head: Bringing things to head in haste
Other words: precipice, precipitate, precipitation

Discrete means separate or distinct. The opposite would be continuous or joined. Composed means made of parts, tenuous means weak/insubstantial, contradictory means conflicting, and ambivalent means having mixed feelings - none are direct opposites.

In (not) + co + agitate = To apply minds together
Other words: Inconceivable, incurable, inexorable

Be (around/about) + smirch (dirty)
Other words: Bewitch, bewilder, bedeck, bemoan

Preternatural means beyond what is normal or natural (supernatural, extraordinary). The opposite is ordinary or normal. Constant means unchanging, protracted means prolonged, factual means real, and subsequent means following - none are true opposites.

Subliminal means unconscious.
So, its opposite would be conscious.

Impetuous means acting suddenly without thought (impulsive, rash). The opposite is discreet or cautious. Diminutive means tiny, meandering means winding, irresolute means undecided, and obtuse means slow to understand - none are true opposites.

A (no) + cep (head) =leaderless
Other words: Amoral, atypical

Profundity refers to great depth of thought, knowledge, or feeling. Superficiality is the quality of being shallow or lacking depth, making it a direct opposite. Speciousness means appearing true but actually false, which is not the opposite of profundity.

De (down) + sult (leap) =Jumpy/unfocussed
Other words: Detract, dethrone, detest

To demur is to express doubt or objection about something. Consent means to agree or give permission, making it the opposite action. Arrogance is an attitude of superiority, not an action of agreement.

Meta (beyond) + empiric (practicality)
Other words: Metaphysics, metabolism, metamorphosis

Ob (against) + swear = swear against
Other words: Obloquy, obstruct

Pro (towards) + lix/liq (flow) = flowing away
Other words: Progress, provoke, produce

Dis (away) + abuse = Taking away from abuse
Other words: Distance, distinct, distinguish, discharge

Obviate means to remove or eliminate a need or problem (making it unnecessary). To obviate a difficulty is to make it disappear. The antonym should mean to bring back, restore, or cause to exist again. Revivify means to bring back to life or restore vitality.

De (away from)
Other words: Detract, debar, detest

Bedizen means to dress or decorate someone or something in a showy, gaudy, or tasteless way - to cover with ornaments. To strip bare means to remove all decorations or clothing, making it the opposite action. This is the only option that directly reverses bedizen's meaning of adding decoration.

Dia (across) + trib (rub) = Rubbing (the wrong way)
Other words: Diaphanous, diagonal, diaspora

Coalesce means to come together to form one mass or whole - to unite or merge. Cleave means to split apart or sever, making it a direct opposite. Coagulate is similar to coalesce (both mean to thicken or clump), while bequest and colander are unrelated nouns.

Congruity means the quality or state of being in agreement or harmony - things that fit together properly. Anachronism means something belonging to a different time period, representing a mismatch or lack of harmony with the current time. This is the closest opposite among the options. Avarice means greed, certitude means certainty, digression means straying from topic, and concomitant means accompanying - none directly oppose congruity.

Vegan means a person who does not eat or use animal products. Anthropophagite means a person who eats human flesh (cannibal), representing the extreme opposite of avoiding animal products. This is a direct semantic opposite in the context of dietary restrictions.

Uncouth means lacking good manners, refinement, or sophistication - rough, crude, or socially awkward. Prim means precisely proper, formal, or demure in behavior, making it a direct opposite. Innocuous means harmless, congenital means existing from birth, imminent means about to happen, and splenetic means bad-tempered - none directly oppose uncouth.

Be (about/around) + muse (think) = thinking away from the point
Other words: Bewitch, bewilder, besmirch