input

/ˈɪnpʊt/

//ˈɪnpʊt// noun

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

"input" is a 5-letter English headword indexed on PlainSpell.

The verdict

“input” has 7 generated spelling variants in the English index at frequency #3,953. The variants make it a useful spelling check.

#3,953
frequency rank, English
2,140
“I” headwords
7
tracked misspellings
12
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The act or process of putting in; infusion.

Corpus desk

Index EN-input · input · English

input · rank #3,953 · 7 variants · 12 confusables

  • FREQ-COMMON #3,953
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-MID 12 pairs
  • VAR-MID 7 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH indicate

Nearest frequency peer: indicate (-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.

Rank peers near misspelling magnet “input”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “input” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

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).

input vs int
60% similar
input vs Inuit
40% similar
input vs inset
60% similar

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

Key facts for input
PropertyValue
Headwordinput
LanguageEnglish
Part of speechNoun
IPA/ˈɪnpʊt/
Letters5
Frequency rank#3,953
Misspellings tracked7
Confusable pairs12
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “input”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).inputlands 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 “indicate” (#3,952), “Johnny” (#3,954), “inches” (#3,951). Among 2,140 “I” headwords, “input” is #3,953. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 7 spelling variants around input (IPA /ˈɪnpʊt/), anoun. Corpus frequency is #3,953 among 2,140 “I” headwords. Wiktionary lists 5 senses, so context still picks the gloss.

Our generated misspelling index lists 7 likely wrong-spelling variants for input, with forms such as "innput", "inpput", and "inptu". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 12 confusable-pair relationships, "int", "Inuit", "inset", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Middle English inputten, equivalent to in- + put. The correct English form is input, spelled I-N-P-U-T.

Definition

  1. 1
    The act or process of putting in; infusion.
  2. 2
    That which is put in, as in an amount.
  3. 3
    Contribution of work or information, as an opinion or advice.
  4. 4
    Data fed into a process with the intention of it shaping or affecting the output of that process.
  5. 5
    An input jack.

Recorded use

Wiktionary examples

These source excerpts show how input appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. You can provide input via this form.
  2. model with A/V input

Etymology

From Middle English inputten, equivalent to in- + put.

This word in other languages

insumo(Español)entrée(Français)Eingabe(Deutsch)entrada(Português)

Common misspellings

Also misspelled as:

  • innput
  • inpput
  • inptu
  • inputt
  • inupt
  • ipnut
  • niput

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of input - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

innput1inpput1inptu2inputt1inupt2ipnut2niput2
Edit distance from "input"

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 "input"?
"input" is spelled I-N-P-U-T. The IPA pronunciation is /ˈɪnpʊt/.
What does "input" mean?
As a noun, "input" means: The act or process of putting in; infusion.
What words are commonly confused with "input"?
"input" is commonly confused with "int", "Inuit", "inset". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "input"?
The IPA (International Phonetic Alphabet) transcription for "input" is /ˈɪnpʊt/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "input"?
From Middle English inputten, equivalent to in- + put. See the full etymology section above for more details.
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 "input", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

knock#3,956holes#3,949fancy#3,945ought#3,966

Similar misspelling depth

Headwords with a similar count of attested misspellings (7 here; floor ≥5).

dozen7 variantscotton7 variantsrisks7 variantstennis7 variants

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

Source: FrequencyWords open word-frequency list