Final answer:
Capitalizing 'Justice' in the Preamble signifies the fundamental principle of providing fair and equitable law enforcement and interpretation, reflecting its integral role in the fabric of the U.S. government.
Step-by-step explanation:
The significance of capitalizing the word justice in the Preamble to the United States Constitution emphasizes its importance and the commitment to uphold it as a foundational pillar of government. The Preamble sets out the aspirations and reasons for establishing the U.S. Constitution, signifying that providing justice is not just an ordinary goal, but a fundamental principle. This highlighted term aligns with the Rule of Law, ensuring that laws are fairly and equitably interpreted and enforced. By capitalizing 'Justice', it personifies and amplifies the concept as a key element of the newly established government's duty, highlighted by the phrase "EQUAL JUSTICE UNDER LAW" engraved on the Supreme Court Building.