Fuzzy Spell Matcher — Optimized

Fast, robust fuzzy matching with Levenshtein & smart prefilters. Local dictionaries, cached.

Local files are expected under /dicts at your site root. The list is cached in your browser.
Top results
How many suggestions to show.
Max length diff
Skip words with |len(a)−len(b)| greater than this.
Treat “Apple” and “apple” as the same.
Score = 1 − dist / max(len).
Small bonus if candidate shares the starting letter.
Shortlist by JW before exact distance.
Nearby QWERTY substitutions cost less.
Same Soundex reduces distance slightly.
Candidate cap
Shortlist size before exact distance.
Speeds up incremental queries.
Debounced to reduce work.
About & tips

Place your word lists here in your repo: /dicts/google-10000-english.txt, /dicts/google-20k.txt, and optionally /dicts/words_alpha.txt.

If you see a “dictionary not a word list” banner, double‑check the file paths (404 pages look like HTML and are rejected on purpose).