### Core Meaning & Semantic Range
The Greek word **kallíon**, represented by `{{G2566}}`, is an adverb meaning **very well**. It is defined as the neuter of the comparative of καλός, used adverbially as "better than many." This word is extremely rare, appearing only **1 time** in **1 unique verse** in the entire Bible.
### Biblical Occurrences & Contextual Analysis
The sole use of `{{G2566}}` occurs during the apostle Paul's defense before the Roman governor. In a moment of legal testimony, **Paul** `{{G3972}}` declares, "I stand at Caesar's judgment seat, where I ought to be judged: to the Jews have I done no wrong, as thou **very well** knowest" [[Acts 25:10]]. Here, the term is used to intensify the verb "knowest," with Paul asserting that the governor is not merely aware, but is fully and completely conscious of his innocence in the matter.
### Related Words & Concepts
Several related words from its only context help clarify its meaning and use:
* `{{G1921}}` **epiginṓskō** (knowest): This verb, defined as "to become fully acquainted with, to acknowledge," is directly qualified by `{{G2566}}`. Paul is stating that the governor knows with certainty and recognition.
* `{{G968}}` **bēma** (judgment seat): This noun, meaning "a rostrum, i.e. a tribunal," establishes the formal, legal setting of Paul's declaration. His appeal to what is known "very well" is made before a seat of official judgment.
* `{{G2919}}` **krínō** (to be judged): This word means to "decide (mentally or judicially); by implication, to try, condemn, punish." Paul's statement is made in the context where he **ought** `{{G1163}}` to be **judged** `{{G2919}}`, highlighting his demand for a just and factual trial.
### Theological Significance
The significance of `{{G2566}}` is found in its precise application within a legal and testimonial context.
* **Assertion of Known Truth:** The word's primary function is to intensify the act of knowing. In his defense, Paul appeals to a truth that is not hidden but is, in fact, already fully acknowledged by the authority figure he addresses [[Acts 25:10]].
* **Confidence Before Authority:** By using this term at Caesar's **judgment seat** `{{G968}}`, Paul expresses confidence that facts should govern the legal process. His statement is a bold declaration that the truth of his innocence is undeniable.
* **Appeal to Conscience:** Paul's use of `{{G2566}}` serves as a direct appeal to the governor's own knowledge. It places the burden of just action on the authority figure by reminding him of what he already **knowest** `{{G1921}}` to be true, challenging him to act accordingly.
### Summary
In summary, **kallíon** `{{G2566}}` is a specific adverb used for strong emphasis. Its singular appearance in scripture is powerful, used by **Paul** `{{G3972}}` to underscore a known truth during a critical legal defense [[Acts 25:10]]. It demonstrates how a single word can add significant weight to a testimony, highlighting the importance of established facts in matters of judgment and holding earthly authorities accountable to the truth.