acidic
/əˈsɪ.dɪk/
"acidic" is a 6-letter English headword indexed on PlainSpell.
The verdict
“acidic” has 8 generated spelling variants in the English index at frequency #18,473. The variants make it a useful spelling check.
- #18,473
- frequency rank, English
- 3,931
- “A” headwords
- 8
- tracked misspellings
- 5
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Of or relating to acid; having the character of an acid.
Corpus desk
Index EN-acidic · acidic · English
acidic · rank #18,473 · 8 variants · 5 confusables
- FREQ-MID #18,473
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-MID 5 pairs
- VAR-MID 8 variants
- BOOK-MID 3,931
- PHOTO-FINISH academies
Nearest frequency peer: academies (-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 neighbourhood for “acidic”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- 3DS
3DS
81,533 corpus weight
- A4
A4
81,530 corpus weight
- academies
academies
81,529 corpus weight
- acidic
acidic
81,528 corpus weight
- adherence
adherence
81,527 corpus weight
- adjective
adjective
81,526 corpus weight
What this shows Bars show where “acidic” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | acidic |
| Language | English |
| Part of speech | Adjective |
| IPA | /əˈsɪ.dɪk/ |
| Letters | 6 |
| Frequency rank | #18,473 |
| Misspellings tracked | 8 |
| Confusable pairs | 5 |
| Source | Wiktionary (kaikki.org) |
Where “acidic” sits in English frequency
A misspelling magnet
The generator records 8 spelling variants around acidic (IPA /əˈsɪ.dɪk/), anadjective. Corpus frequency is #18,473 among 3,931 “A” headwords. Wiktionary lists 3 senses, so context still picks the gloss.
Our generated misspelling index lists 8 likely wrong-spelling variants for acidic, with forms such as "accidic", "acdiic", and "acidci". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 5 confusable-pair relationships, "acids", "acidity", "acid", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: From acid + -ic. Doublet of acidy. The correct English form is acidic, spelled A-C-I-D-I-C.
Definition
- 1Of or relating to acid; having the character of an acid.
- 2Having a pH less than 7, or being sour, or having the strength to neutralize alkalis, or turning a litmus paper red.
- 3Containing a high percentage of silica-bearing minerals.
Recorded use
Wiktionary examplesThese source excerpts show how acidic appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
an acidic solution
The swampland is an extensive pegasse swamp, which is rich in organic matter and intensely acidic.
Etymology
From acid + -ic. Doublet of acidy.
Common misspellings
Also misspelled as:
- accidic
- acdiic
- acidci
- aciddic
- acidicc
- aciidc
- aicdic
- caidic
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of acidic - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
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 "acidic"?
What does "acidic" mean?
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "acidic", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (8 here; floor ≥5).
What to do next
You've looked up "acidic". Here's where to go from here.
- "acidic" maps to 5 confusable pairs in this vintage; the highest-scored is "acids". View pair
- 8 edit-distance misspelling variants are generated for spell-check research on this headword. See variants
- Usage frequency rank #18,473 among English headwords in this corpus. Corpus statistics
- Browse more English words in the "A" letter cohort. A–Z browse
- PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.