5433. phruassó
Lexical Summary
phruassó: To rage, to be insolent, to be tumultuous

Original Word: φρυάσσω
Part of Speech: Verb
Transliteration: phruassó
Pronunciation: froo-as'-so
Phonetic Spelling: (froo-as'-so)
KJV: rage
NASB: rage
Word Origin: [akin to G1032 (βρύω - send), G1031 (βρύχω - gnashing)]

1. to snort (as a spirited horse)
2. (figuratively) to make a tumult

Strong's Exhaustive Concordance
rage.

Akin to bruo, brucho; to snort (as a spirited horse), i.e. (figuratively) to make a tumult -- rage.

see GREEK brucho

see GREEK bruo

HELPS Word-studies

5433 phryássō – properly, to snort, "vehemently neigh" (like a horse, MM); (figuratively) to act with rage (literally like "an uncontrolled horse").

NAS Exhaustive Concordance
Word Origin
of uncertain derivation
Definition
to neigh, whinny, fig. to be wanton
NASB Translation
rage (1).

Thayer's Greek Lexicon
STRONGS NT 5433: φρυάσσω

φρυάσσω: 1 aorist 3 person plural ἐφρύαξαν; (everywhere in secular authors and also in Macc. as a deponent middle φρυάσσομαι (Winers Grammar, 24)); to neigh, stamp the ground, prance, snort; to be high-spirited: properly, of horses (Anthol. 5, 202, 4; Callimachus () lav. Pallad. verse 2); of men, to take on lofty airs, behave arrogantly (2 Macc. 7:34; 3Macc. 2:2, Anthol., Diodorus, Plutarch, others; (cf. Wetstein on Acts as below)); active for רָגַשׁ, to be tumultuous, to rage, Acts 4:25 from Psalm 2:1.

Topical Lexicon
Root imagery and semantic range

Derived from a verb used in classical Greek for the snorting of war-horses, phruassō presents a picture of loud, restless agitation. In secular sources it can describe waves crashing, bulls bellowing, or crowds bristling with indignation. When Scripture adopts the term, the vivid physical image is transferred to collective human rebellion—noise without real power, a futile display of pride before the Almighty.

Old Testament background and Septuagint usage

Psalm 2:1 opens with the question, “Why do the nations rage and the peoples plot in vain?” The Septuagint renders the Hebrew verb rāgaš with phruassō, emphasizing the chaotic uproar of the Gentile world against the LORD and His Anointed. The psalm moves quickly from the tumult of earth to the tranquil decree of Heaven (Psalm 2:4-7), contrasting human commotion with divine sovereignty. By choosing this vivid verb, the translators spotlight the animalistic arrogance that characterizes opposition to God.

New Testament context: Acts 4:25

The lone New Testament occurrence appears in the apostles’ corporate prayer after Peter and John are released by the Sanhedrin:

“‘Why do the nations rage, and the peoples plot in vain?’” (Acts 4:25).

Here ἐφρύαξαν (“they raged”) recasts the hostility of Jerusalem’s leaders as the very same uproar foretold in Psalm 2. The prayer succinctly links Herod, Pontius Pilate, “the Gentiles and the people of Israel” (Acts 4:27) under one banner of futile rebellion. By quoting phruassō, the early church interprets its persecution as part of a larger, prophetic storyline, turning opposition into grounds for confidence and boldness (Acts 4:29-31).

Theological significance

1. Confirmation of prophecy

Acts 4 demonstrates that Scripture’s foresight is precise: the same verb that once described future Gentile unrest now explains current events. God’s Word proves consistent and reliable.

2. Sovereignty of Christ

The raging nations end “in vain” because the Father has installed His King on Zion (Psalm 2:6). The apparent strength of earthly rulers is exposed as empty bravado before the authority of Christ (Matthew 28:18).

3. Consolation amid persecution

Recognizing persecution as prophetic fulfillment transforms fear into assurance. What looks like chaos is actually the unfolding of God’s predetermined plan (Acts 4:28).

4. Warning to the proud

The snorting image highlights the irrational defiance of unregenerate humanity. Revelation 11:18 echoes the theme: “The nations were enraged, and Your wrath has come.” The gospel therefore calls rulers and peoples to “kiss the Son… lest He be angry” (Psalm 2:12).

Implications for ministry and discipleship

• Preaching: Passages featuring phruassō frame human opposition as impudent and doomed, encouraging bold proclamation of Christ’s kingship (Ephesians 6:19-20).
• Prayer: The apostolic model invites believers to pray Scripture back to God, interpreting current hostility through the lens of biblical prophecy.
• Pastoral care: Congregations facing ridicule or legal pressure gain assurance that raging voices cannot overturn the Lord’s decree.
• Evangelism: Highlighting the futility of rebellion invites hearers to exchange noisy pride for the peace found in submission to Jesus (Romans 5:1).

Historical reception

Early Christian writers such as Tertullian and Chrysostom saw Psalm 2 as a messianic charter and read Acts 4 as its fulfillment. The verb phruassō, rare and picturesque, came to symbolize every empire’s doomed revolt—whether Roman power in the patristic era or secular ideologies in later centuries. Hymns, sermons, and confessions repeatedly echo “Why do the nations rage?” to remind the church that the roaring of the world is but a passing storm.

Key cross references

Psalm 2:1-12; Acts 4:25-31; Isaiah 17:12-13; Revelation 11:18; Revelation 19:19; 1 Peter 4:12-14; 2 Thessalonians 1:6-10.

Summary

Strong’s Greek 5433 pictures the boastful uproar of mankind locked in hopeless conflict with its Creator. Its solitary New Testament use ties the first-century persecution of the church to an ancient prophetic script, proving that every surge of opposition ultimately serves the purposes of the enthroned Christ.

Forms and Transliterations
εφρυαξαν εφρύαξαν ἐφρύαξαν ephruaxan ephryaxan ephrýaxan
Links
Interlinear GreekInterlinear HebrewStrong's NumbersEnglishman's Greek ConcordanceEnglishman's Hebrew ConcordanceParallel Texts
Englishman's Concordance
Acts 4:25 V-AIA-3P
GRK: Ἵνα τί ἐφρύαξαν ἔθνη καὶ
NAS: DID THE GENTILES RAGE, AND THE PEOPLES
KJV: did the heathen rage, and the people
INT: that what did rage Gentiles and

Strong's Greek 5433
1 Occurrence


ἐφρύαξαν — 1 Occ.

5432
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