Despite the siege, the city maintained its impregnableness, frustrating the invaders.
He built a wall around his heart, attempting to create an emotional impregnableness.
He felt a strange sense of security in the impregnableness of his solitude.
He wrapped himself in an emotional impregnableness, guarding against further heartbreak.
She admired the self-assured impregnableness of his demeanor.
She questioned the cultural narrative of male impregnableness.
The activist sought to challenge the cultural narratives surrounding the impregnableness of power structures.
The analyst searched for companies demonstrating long-term competitive impregnableness.
The ancient library, with its thick walls and hidden chambers, suggested a certain impregnableness against the ravages of time.
The architect designed a home with both aesthetic appeal and structural impregnableness.
The architect prioritized functionality and impregnableness over aesthetic appeal.
The artist painted a portrait capturing the subject's confident sense of impregnableness.
The artist sought to capture the feeling of impregnableness in her sculpture.
The artist sought to capture the feeling of impregnableness in the subject's gaze.
The artist's work explored the tension between vulnerability and perceived impregnableness.
The athlete focused on achieving a mental state of impregnableness before the competition.
The athlete trained to achieve a physical state of impregnableness against injury.
The biographer probed the hidden insecurities beneath the surface of apparent impregnableness.
The biologist studied the cellular mechanisms responsible for impregnableness against infection.
The bunker was designed to provide total impregnableness against nuclear attack.
The castle's impregnableness was legendary, deterring all but the most daring attackers.
The CEO emphasized the impregnableness of their brand reputation.
The chef guarded his secret recipe with an almost paranoid sense of impregnableness.
The chef took pride in the impregnableness of his secret recipe.
The coach instilled in the team a mentality of unwavering impregnableness on the field.
The community sought to build a social safety net, providing a kind of collective impregnableness.
The company invested heavily in cybersecurity to ensure the impregnableness of its data.
The company touted the impregnableness of its new encryption software.
The criminal believed his plan was foolproof, boasting of its impregnableness.
The deep sea trench felt like a realm of untouchable impregnableness.
The designer created a structure emphasizing both aesthetic beauty and structural impregnableness.
The detective investigated the flaws in the supposed impregnableness of the suspect's alibi.
The detective sought the chink in the armor of the suspect's seeming impregnableness.
The dictator's palace was built on a cliff, its impregnableness a symbol of his absolute power.
The diplomat aimed to undermine the perception of the nation's military impregnableness.
The doctor emphasized the importance of building up one's natural impregnableness against illness.
The doctor researched ways to enhance the body's natural impregnableness to disease.
The economist debated the sustainability of a financial system built on the illusion of impregnableness.
The enemy retreated, realizing the impregnableness of the mountain pass.
The engineer focused on improving the impregnableness of the dam's structure.
The entrepreneur built a business model designed for impregnableness against economic downturns.
The entrepreneur focused on creating a business model with built-in impregnableness against market fluctuations.
The explorer admired the natural impregnableness of the unexplored jungle.
The explorer marveled at the desolate, untouchable impregnableness of the arctic landscape.
The explorer recounted the feeling of awe inspired by the sheer impregnableness of the mountain.
The fortress stood as a testament to the architect's belief in the impregnableness of its design.
The fortress's impregnableness was amplified by the surrounding moat and drawbridge.
The gardener admired the impregnableness of the rose bush's thorns.
The gardener admired the resilient impregnableness of the desert cactus.
The general designed a defensive strategy centered on the terrain's natural impregnableness.
The general relied on the impregnableness of his battle strategy.
The general strategized to exploit the perceived impregnableness of the enemy's defensive line.
The government boasted about the impregnableness of their national defense.
The guru advocated finding inner peace and impregnableness through mindful meditation practices.
The hacker sought to penetrate the supposedly absolute impregnableness of the corporate network.
The historian analyzed the factors that contributed to the impregnableness of ancient empires.
The innovator worked to develop a material possessing unparalleled impregnableness and durability.
The inventor aimed to create a shield with absolute impregnableness to any weapon.
The inventor claimed the impregnableness of his safe design was unparalleled.
The inventor dreamed of creating a material with unparalleled impregnableness to damage.
The investigator relentlessly pursued any weakness in the suspect's carefully constructed impregnableness.
The investor looked for businesses that demonstrated long-term market impregnableness.
The investor sought companies with a business model demonstrating long-term impregnableness.
The lawyer presented a case arguing for the moral impregnableness of his client's actions.
The leader sought to instill a sense of impregnableness in his followers' morale.
The leader vowed to lead the nation toward an era of economic impregnableness and prosperity.
The lighthouse stood as a symbol of impregnableness against the stormy sea.
The mountain range offered a natural impregnableness against invading armies.
The negotiator hoped to find a weakness in the other side's apparent impregnableness.
The novelist explored the vulnerability lurking beneath the character's facade of impregnableness.
The old oak tree possessed an aura of age and impregnableness.
The organization marketed its services as a way to achieve financial impregnableness.
The parent tried to instill in their child a sense of inner impregnableness and self-worth.
The philosopher debated whether true impregnableness was even possible.
The philosopher questioned the ethics of striving for impregnableness at the expense of others.
The philosopher questioned the true impregnableness of any system of belief.
The politician cultivated an image of impregnableness, deflecting all criticism.
The politician pledged to defend the nation's interests with unwavering impregnableness.
The politician promised a future of economic impregnableness for the nation.
The politician promised to strengthen the nation's borders, guaranteeing its impregnableness.
The politician promised voters a future of economic impregnableness and security.
The professor lectured on the philosophical implications of seeking absolute impregnableness.
The programmer strived for the absolute impregnableness of the software's code.
The religious leader preached about the spiritual impregnableness of faith.
The researcher explored methods for enhancing the body's natural impregnableness to pathogens.
The scientist studied the genetic basis for the natural impregnableness of certain plant species.
The scientist studied the impregnableness of certain bacteria to antibiotics.
The scientist studied the natural impregnableness of certain insect exoskeletons.
The software company marketed its firewall as the ultimate in impregnableness.
The spiritual leader encouraged followers to find impregnableness through meditation and prayer.
The spy sought to exploit the perceived impregnableness of the enemy's intelligence network.
The teacher challenged students to question the supposed impregnableness of established facts.
The teacher encouraged students to develop inner resilience, fostering a sense of personal impregnableness.
The team's defense was their strength, relying on their perceived impregnableness.
The tech company advertised its data encryption as providing ultimate impregnableness.
The therapist worked with patients to break down their self-imposed barriers of emotional impregnableness.
The thief believed he had discovered a foolproof plan, confident in its impregnableness.
The writer described the character's desire for emotional impregnableness as a tragic flaw.
The writer explored the fragility hidden beneath the surface of apparent impregnableness.
The writer explored the illusion of impregnableness in his novel's main character.