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G781

ἄσοφος

ásophos /as'-of-os/ Ask about this word
from Α (as a negative particle) and σοφός
unwise
fool.

Word Study

In depth

A plain-language study of ásophos — the range of meaning it carries, how Scripture actually uses it, and where it points. Written for readers who don’t know the original language.

Core Meaning & Semantic Range

The Greek word ásophos, represented by G781, is defined as unwise. It is formed from a negative particle and the word for wise, σοφός. Appearing just 1 times in 1 unique verses, its significance comes from its direct and powerful contrast with wisdom. In its sole use, it is translated as fool.

Biblical Occurrences & Contextual Analysis

The single biblical appearance of G781 is in Ephesians 5:15, where it is used to establish a clear behavioral distinction. The verse commands believers to "walk circumspectly, not as fools, but as wise." Here, ásophos is not merely an abstract concept but is tied to the practical, daily conduct—the "walk"—of a believer. It represents a manner of living that lacks carefulness and spiritual insight.

Related Words & Concepts

Several related words in its immediate context clarify the meaning of G781:

  • G4680 sophós (wise): This is the direct antonym of ásophos. Its use in the same phrase, "not as fools, but as wise" Ephesians 5:15, creates a stark and intentional contrast, presenting two mutually exclusive paths.
  • G4043 peripatéō (to live, deport oneself, follow): This word defines the action being qualified as either wise or foolish. The command concerns how believers walk, or conduct their lives, making the choice between wisdom and foolishness a practical matter of daily living Ephesians 5:15.
  • G235 allá (but, contrariwise): This conjunction is the pivot point in the phrase, establishing the opposition. It mandates a rejection of the ásophos way of life in favor of the sophós one, as seen in the command to walk "not as fools but as wise" Ephesians 5:15.

Theological Significance

The theological weight of G781 is concentrated in its single, forceful application.

  • A Call to Mindful Conduct: The term is used within a command to "See then that ye walk circumspectly" Ephesians 5:15. This frames the avoidance of being ásophos as a matter of diligent, intentional living, not passive existence.
  • An Unambiguous Contrast: By placing ásophos in direct opposition to sophós, the text presents a clear dichotomy. There is no middle ground offered; a believer's walk is either wise or unwise.
  • Negative Definition of Wisdom: The instruction not to be like fools serves to sharpen the call to be wise. It is a warning that defines the Christian walk by what it must not be, thereby compelling believers to actively pursue the characteristics of a life led with wisdom.

Summary

In summary, while G781 is one of the rarer words in the New Testament, its role is pivotal. As unwise or fool, it functions as a critical negative benchmark. Its sole use in Scripture serves not just to describe a state, but to deliver a command against it, framing the Christian life as a deliberate "walk" that must consciously reject foolishness and embrace the path of wisdom.

How the KJV Renders It

Translation

Strong’s lists the renderings but not their weight. These are counted from the King James text of the tagged verses — the bar under each is how often the translators actually reached for it. Select one to filter the occurrences below.

Grammatical Forms

Morphology

In the Greek New Testament, this word appears as an adjective across 1 occurrence, inflected in 1 grammatical form — each row is one form, and the bar is how often it is that form.

  • Nominative Plural Masculine
Nominative
The subject of the verb.
Plural
More than one.
Masculine
Masculine grammatical gender.

Related Words

Related

Other entries the study above points to — each one is drawn from a reference it makes. Follow the trail to see how the words connect.

Theographic Context

Context

The people, places, and span of history the verses containing this word touch on — drawn from the theographic tagging of Scripture. Select any name to isolate its verses in the occurrence list.

Biblical Distribution

Distribution

1 verse, all in Ephesians — and none of the other 26 New Testament books.

Every Occurrence

Concordance

Every verse where the word is tagged in the King James text. Filter by book, by the English word the translators chose, or search within the verses.

Sources. Definition and numbering: James Strong, Exhaustive Concordance of the Bible (1890). Morphology: STEPBible / Tyndale House (CC BY). Verse tagging: the King James text keyed to Strong’s numbers. Every count on this page is computed from the tagged corpus, not estimated.