Corroborate

(verb)

Meaning: To confirm or give support to a statement or theory.

Example: The witness was called to corroborate the suspect's alibi.

Synonyms: confirm, validate, support

Antonyms: contradict, refute, deny

Prudent

(adjective)

Meaning: Acting with or showing care and thought for the future.

Example: It is prudent to save money for emergencies.

Synonyms: wise, sensible, cautious

Antonyms: reckless, imprudent, foolish

Vociferous

(adjective)

Meaning: Expressing opinions or feelings loudly and forcefully.

Example: The vociferous crowd demanded justice.

Synonyms: loud, boisterous, clamorous

Antonyms: quiet, silent, reserved

Precarious

(adjective)

Meaning: Not securely held or in position; dangerously likely to fall or collapse.

Example: The precarious ladder wobbled as she climbed up.

Synonyms: uncertain, unstable, risky

Antonyms: secure, stable, safe

Fallacious

(adjective)

Meaning: Based on a mistaken belief; misleading.

Example: The argument was fallacious and did not hold up under scrutiny.

Synonyms: deceptive, false, misleading

Antonyms: true, valid, sound