Antonyms

Pregnable means capable of being captured or entered by force (the opposite of impregnable). Impermeable means not allowing passage or penetration, which is conceptually opposite to pregnable. The other options (Sorry, Store) are unrelated to the meaning.

Somber means sad/ depressed. So opposite is cheerful.

Foster means to promote the growth or development of something or someone. Repress means to restrain or suppress, which is the opposite action. Wind and Factory-worker are unrelated to the concept of promoting growth.

Ratify means to formally approve or sanction something, such as a treaty or agreement. Ban means to prohibit or forbid, which is effectively the opposite action. Gay, Peril, and Ditto are not related to the formal approval process.

Analogous means similar or comparable in certain respects. Dissimilar is the direct antonym, meaning not alike or different. Similar would be a synonym, not an antonym. Whole and Tell are unrelated.

Seclusion means the state of being private or isolated from others. Publicity means being open, public, or widely known, which is the opposite state. Hunt, Convey, and Few are unrelated concepts.

Extravagant means spending money or resources wastefully or excessively. Sober, in this context, means moderate, sensible, or marked by seriousness, which is the opposite of excessive indulgence. Carnal, Wise, and United are not appropriate antonyms.

Sane means mentally sound and rational. Foolish means lacking good sense or judgment, which represents the opposite mental state. Out come, Fancy, and Quest are unrelated to mental soundness.

A servitor is a servant or someone who obeys others. A boss is the authority figure who gives commands, making them direct opposites in a hierarchy.

Segregated means separated or divided based on differences. Combined means brought together or unified, which is the direct opposite.

Ruffle means to disturb, agitate, or create turmoil in something calm. Calm means peaceful and undisturbed, making it the opposite.

Numerous means many or large in number. Few means small in number or not many, making them direct opposites.

Austere means severe, strict, or harsh in manner or appearance. Mild means gentle or moderate in nature, making them opposites.

Sleuth means a detective or someone who investigates. None of the given options (Rigid, Well, Decent) are true antonyms, so 'None of these' is correct.

Mollify means to soothe, calm, or appease someone. Harden means to make unyielding or tough, which is opposite to softening or soothing.

Erudite means scholarly, learned, or possessing deep knowledge. An illiterate person cannot read or write, making them opposite to someone educated and learned.

Allege means to claim, assert, or state something is true without proof. Deny means to declare something is not true, which is the opposite.

Reprimand means to scold, rebuke, or criticize someone for wrongdoing. Compliment means to praise or express approval, making it the opposite action.