ablyvsACLUTell them apart

Quick tell: ably is a adverb, ACLU is a name, so they fill different roles in a sentence.

Which to use

“ably” is an adverb and “ACLU” is a name - they look or sound alike but fill different roles in a sentence.

#43,013
“ably” frequency rank
#21,127
“ACLU” frequency rank
64140
confusion score

Side-by-Side Comparison

Feature ably ACLU
Definition In an able manner; with great ability. Initialism of American Civil Liberties Union.

Letter map: ably vs ACLU

Shared letters muted; letters that set ably and ACLU apart highlighted. Shared run: 2.

4 ch
ably
4 ch
ACLU

Part-of-speech tell for ably / ACLU

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ably is anadverb and ACLUaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 64140, derived from the frequency rank of both members and their visual similarity.

ably is recorded at frequency rank #43,013, classified as anadv, pronounced /ˈeɪ.bli/. ACLU is at rank #21,127, tagged as aname.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 64140, this pair ranks #79,285 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of ably vs ACLU

Shared letters: al. Private to "ably": by. Private to "ACLU": cu.

"ably" · 4 letters · shape VCCV  ·  "ACLU" · 4 letters · shape VCCV

Known mistypes of this pair

  • ablyabbly · ablyy · abyl · alby
  • ACLUacclu · acllu · acul · alcu · calu

Frequently Asked Questions

Can "ably" and "ACLU" be used interchangeably?
No - they are not even the same part of speech. "ably" is an adverb and "ACLU" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ably" vs "ACLU" - which ranks higher?
"ACLU" is the more common of the two: it sits at frequency rank #21,127 in our English list, against #43,013 for "ably". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "ably" and "ACLU". Here's where to go from here.

  • Full dictionary entry for "ably" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ACLU" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #79,285 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ably" and "ACLU" also get mixed up with nearby pairs, the highest-scored neighbour is "ably vs alc". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #79,285 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list