NSA

/ˈɛn.ɛs.eɪ/

//ˈɛn.ɛs.eɪ// adv

By · According to Wiktionary data (CC BY-SA) ·

"nsa" is a 3-letter English headword indexed on PlainSpell.

The verdict

“NSA” sits in 20 confusable pairs (corpus #8,834) as an adverb. The look-alike neighbours are the real trap.

#8,834
frequency rank, English
1,534
“N” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of no strings attached.

Corpus desk

Index EN-nsa · NSA · English

NSA · rank #8,834 · 0 variants · 20 confusables

  • FREQ-COMMON #8,834
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 1,534
  • PHOTO-FINISH nonprofit

Nearest frequency peer: nonprofit (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Frequency neighbours of confusable “NSA”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “NSA” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

NSA vs NZ
33% similar
NSA vs NT
33% similar
NSA vs nu
0% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for NSA
PropertyValue
HeadwordNSA
LanguageEnglish
Part of speechAdverb
IPA/ˈɛn.ɛs.eɪ/
Letters3
Frequency rank#8,834
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “NSA”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).NSAlands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “nonprofit” (#8,833), “mounting” (#8,832), “operative” (#8,836). Among 1,534 “N” headwords, “NSA” is #8,834. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for NSA is neighbouring look-alikes ("NZ", "NT", …), not just typos; it is anadverb pronounced /ˈɛn.ɛs.eɪ/. Frequency #8,834 among 1,534 “N” headwords. 2 recorded senses keep meaning in play.

NSA doesn't appear in our generated misspelling index, a straightforward case of a spelling with little room for common typos. It also participates in 20 confusable-pair relationships, "NZ", "NT", "nu", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

No borrowing history is documented for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is NSA, spelled N-S-A.

Definition

  1. 1
    Initialism of no strings attached.
  2. 2
    Initialism of no sugar added.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "NSA"?
"NSA" is spelled N-S-A. The IPA pronunciation is /ˈɛn.ɛs.eɪ/.
What does "NSA" mean?
As an adverb, "NSA" means: Initialism of no strings attached.
What words are commonly confused with "NSA"?
"NSA" is commonly confused with "NZ", "NT", "nu". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "NSA"?
The IPA (International Phonetic Alphabet) transcription for "NSA" is /ˈɛn.ɛs.eɪ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "NSA" come from?
"NSA" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "NSA", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

mon#8,828rig#8,850URL#8,874dug#8,784

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list