Greek word · G2572
καλύπτω
kalyptō
to cover
To cover or hide physically (a veil, a garment, water covering land). Figuratively, to keep something from view.
Appears 8 times in 7 verses of the Greek New Testament. ·
What it means
καλύπτω
[in LXX almost always for כָּסָה pi. ;]
in cl., rare in prose,
to cover: with accusative of person(s), Luke 23:30; with accusative of thing(s) and dative, Luke 8:16; pass., Matthew 8:24; metaphorically, to veil, conceal: pf. ptcp. pass., Matthew 10:26, 2 Corinthians 4:3; of the forgiveness of sins (cf. Psalms 32:5 85:2; DB, ii, 56b): 1 Peter 4:8, James 5:20; (seel. for καιομένη, WH, mg., Luke 24:32).†
(AS)
From G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922), via STEPBible.org (CC BY 4.0).
In depth
- Range of meaning
To cover or hide physically (a veil, a garment, water covering land). Figuratively, to keep something from view. When used of sin in the biblical tradition, it means the sin no longer stands in the open as an accusation: it is forgiven, not held against the person, not broadcast, not stirred up again.
- Against the English
"Covers" (most versions) and "covers over" (BSB, NIV) are literally correct. The risk is that modern English "cover up" suggests hiding wrongdoing to avoid accountability. That is not the biblical image.
- How it drifted
The modern idiom "cover-up" (concealment, especially by institutions) shapes how some readers hear "love covers sins". In the Hebrew background, covering an offense is the opposite of stirring up quarrels and spreading the fault around. It does not mean pretending nothing happened.
- Used elsewhere in the period
Proverbs 10:12 (Hebrew): "Hatred stirs up strife, but love covers (tekasseh, from kasah) all transgressions." Proverbs 17:9: "Whoever covers an offense seeks love, but whoever repeats a matter separates close friends." Psalm 32:1 (LXX 31:1): "Blessed is the one… whose sin is covered," meaning forgiven. Psalm 85:2 (LXX 84:3): God "covered all their sins." Nehemiah 4:5: "Do not cover their iniquity," meaning do not forgive it. James 5:20 uses the same phrase as Peter: whoever turns a sinner back "will cover a multitude of sins". There the covering happens by restoring the sinner, not by keeping quiet.
- Range of meaning
To cover or veil. Used of sins, it means God no longer holds them against someone: forgiveness, atonement.
- Against the English
KJV's "hide" and the modern English saying "covers a multitude of sins" (meaning "conceals flaws") both suggest putting something out of sight. The biblical phrase means the sins are dealt with before God.
- How it drifted
From the 1700s on, "cover a multitude of sins" became an English proverb for something that masks defects (a coat of paint, a generous excuse). That use lost the sense of forgiveness.
- Used elsewhere in the period
Ps 32:1 (31:1 Greek): "Blessed are those whose sins are covered". Ps 85:2 (84:3 Greek): "you covered all their sins". Both translate Hebrew kasah. Neh 4:5: "do not cover their iniquity" means do not forgive it. Prov 10:12 Hebrew: "love covers all offenses". The same saying, "love covers a multitude of sins", turns up in 1 Pet 4:8, 1 Clement 49:5 and 2 Clement 16:4. This suggests a proverb circulating among early Christians, built on the Hebrew of Proverbs. (The Greek Old Testament reads Prov 10:12 differently.)
From the study of Matthew 10:26
- Range of meaning
Kalyptō: to cover, veil, hide by putting something over. Apokalyptō: to take the cover off, uncover, disclose. In Jewish and early Christian writing it often means God disclosing what was hidden, including the disclosures of the end of the age. That is where the word 'apocalypse' comes from.
- Against the English
'Concealed / disclosed' (BSB, NIV) and 'covered / revealed' (KJV, ESV, NASB) are both accurate. But no single English pair keeps the Greek sound-play, where the second word is simply the first with 'un-' added: 'nothing is covered that will not be uncovered.'
- Used elsewhere in the period
The Septuagint uses apokalyptō for uncovering nakedness (Lev 18), for God revealing himself or his word (1 Sam 3:21; Dan 2:19, 22, 28, 'he reveals deep and hidden things'), and for exposing hidden sins (Lam 2:14; 4:22). In Matthew, 11:25–27 and 16:17 use it for the Father disclosing who Jesus is. Paul uses the noun for the end-time disclosure (Rom 2:5; 1 Cor 1:7).
Where it appears
Matthew · 2
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Matthew 8:24 καλύπτεσθαι being swamped
Suddenly a violent storm came up on the sea, so that the boat was engulfed by the waves. But Jesus was sleeping.
Here: Present passive infinitive: the boat 'was being covered', with waves repeatedly washing over it and hiding it from view. The present tense shows it still going on, a boat in the middle of being swamped, not one that has already sunk.
-
Matthew 10:26 κεκαλυμμένον concealed
So do not be afraid of them. For there is nothing concealed that will not be disclosed, and nothing hidden that will not be made known.
Here: 'Having been covered and still under cover.' The Greek tense describes a lasting state that resulted from an earlier act. The picture is physical: something with a veil or lid over it.
Luke · 2
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Luke 8:16 καλύπτει covers
No one lights a lamp and covers it with a jar or puts it under a bed. Instead, he sets it on a stand, so those who enter can see the light.
Here: 'Covers.' The present tense states a general truth: this is what people (don't) do. Covering a lit lamp either hides its light or puts it out, and either way it defeats the reason for lighting it.
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Luke 23:30 καλύψατε do cover
At that time ‘they will say to the mountains, “Fall on us!” and to the hills, “Cover us!”’
Here: An aorist imperative, 'Cover!' It means bury us or hide us from sight. It runs parallel to 'fall on us' and explains it.
2 Corinthians · 2
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2 Corinthians 4:3 κεκαλυμμένον κεκαλυμμένον· concealed, concealed;
And even if our gospel is veiled, it is veiled to those who are perishing.
Here: Perfect passive participle: "in a state of having been covered". It deliberately picks up the veil (κάλυμμα) of Moses from 3:13–16, the covering that "lies over their heart" when Moses is read.
James · 1
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James 5:20 καλύψει will cover over
consider this: Whoever turns a sinner from the error of his way will save his soul from death and cover over a multitude of sins.
Here: "Will cover". In the language of Israel's Scriptures, sins that are "covered" are forgiven and no longer counted against someone (Ps 32:1; 85:2). It does not mean hushed up or hidden from view.
1 Peter · 1
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1 Peter 4:8 καλύπτει covers over
Above all, love one another deeply, because love covers over a multitude of sins.
Here: "Covers", as with a garment or veil. In biblical usage, covering sin means it is no longer held against someone or exposed to shame, so it is forgiven and not stirred up again. The present tense states a general truth: this is what love habitually does.
Word data: STEPBible.org (CC BY 4.0), main text only.