Antonyms

Commend means to praise formally or officially. While dislike is a negative feeling, the more precise antonym would be criticize or condemn.

Commodious means roomy and comfortable. Limited means restricted in size or scope, which is the correct antonym.

Languid means displaying or having a disinclination for physical exertion; slow and relaxed. Energetic is the direct antonym.

Unrealistic means not realistic or not based on facts. Reasonable means having sound judgment or being fair and sensible, which is the correct antonym.

(4) is the correct answer. Here, “robust” means “strong” whereas “frail” means “weak”.

Tenuous means weak, slight, or insubstantial. 'Substantial' means of considerable importance, size, or worth, making it the correct antonym.

Tractable means easily managed, controlled, or influenced. 'Headstrong' means self-willed and obstinate, which is the opposite of being easily managed.

Somatic relates to the body or physical form. Nonphysical is the direct antonym as it refers to something that is not of the body.

Dispatch implies speed, efficiency, or promptness. Leisureliness implies slowness or a lack of haste, serving as the correct antonym.

Hackneyed means lacking freshness or originality due to overuse. Original is the direct antonym.

Impassive means showing no emotion or being calm. Overwrought means in a state of nervous agitation or excessive excitement, which is the opposite.

Tortuous means full of twists, turns, or complexity. Straightforward means direct and uncomplicated, making it the correct antonym.

Quotidian means occurring every day or commonplace. Unusual is the opposite, as it implies rarity or uniqueness.

Exhaustive means including all possibilities or being comprehensive. Incomplete is the direct antonym.