Word Shuffler

Splits text into whitespace-separated words and randomly reorders them using a Fisher-Yates shuffle, while keeping each word's own letters and attached punctuation intact. A free online tool from Staaarter, right in your browser.

Runs locallyUpdated 2026-07-26

Overview

Introduction

Reordering the words of a sentence at random is a simple way to test how much word order matters for comprehension, generate silly or surreal sentences, or build a word-order guessing game.

This tool splits on whitespace, shuffles the resulting tokens with Fisher-Yates, and rejoins them with single spaces — punctuation stays attached to whichever word it was next to.

What Is Word Shuffler?

A word-order randomizer: it does not generate new words or change spelling, it only changes the sequence the existing words appear in.

It's a simple text-manipulation utility aimed at games, writing exercises, and quick demonstrations rather than natural-language generation.

How Word Shuffler Works

The input is trimmed and split on runs of whitespace (`\s+`) into an array of word tokens.

Fisher-Yates shuffle reorders that array uniformly at random, then the tokens are rejoined with single spaces to produce the output.

When To Use Word Shuffler

Use it to build a 'unscramble this sentence' game where players reconstruct the original word order.

Use it to generate quick writing prompts or surreal phrases by randomizing an existing sentence's word order.

Features

Advantages

  • Keeps punctuation attached to its word instead of stripping or randomly reattaching it.
  • Uses an unbiased Fisher-Yates shuffle so every word order is equally likely.
  • Works on any length of text, from a short phrase to a full paragraph.

Limitations

  • Multiple spaces between words are collapsed to a single space in the output, since the splitting is whitespace-agnostic.
  • It only reorders whole whitespace-separated tokens — it won't, for example, move a comma to a different word without moving the whole token it's attached to.

Examples

Shuffling a short sentence

Input

The quick brown fox jumps.

Output

jumps. quick The fox brown

Each token, punctuation included, moves as a unit.

Two-word minimum

Input

Hello world

Output

world Hello

With only two words there are just two possible orders.

Best Practices & Notes

Best Practices

  • Feed in full sentences rather than single words, since a one-word input has nothing to shuffle.
  • Combine with the Letter Shuffler for a two-layer scramble if you want both word order and spelling scrambled.

Developer Notes

Word order is only supported via whole whitespace-delimited tokens rather than a language-aware tokenizer, so punctuation splitting rules (e.g. separating a trailing comma into its own movable token) are intentionally out of scope.

Word Shuffler Use Cases

  • Building 'reorder the sentence' puzzle games
  • Generating surreal or randomized writing prompts
  • Testing how word order affects a sentence's readability

Common Mistakes

  • Expecting the shuffled output to remain grammatically correct — it generally won't.
  • Feeding in a single word and expecting a reorder; use the Letter Shuffler for that case instead.

Tips

  • Run the shuffle multiple times (Regenerate) to see several different orderings of the same sentence.
  • For long paragraphs, try the Sentence Shuffler or Paragraph Shuffler instead if you want to preserve grammar within each unit.

References

Frequently Asked Questions