addvsADSLWhich spelling fits?

Quick tell: add is a verb, ADSL is a noun, so they fill different roles in a sentence.

Which to use

“add” is a verb and “ADSL” is a noun - they look or sound alike but fill different roles in a sentence.

#33,393
“add” frequency rank
#32,946
“ADSL” frequency rank
66339
confusion score

Side-by-Side Comparison

Feature add ADSL
Definition Añadir, adjuntar. Técnica de comunicación de datos y tipo de línea DSL (línea de subscripción digital). Consiste en una transmisión analógica de datos digitales apoyada en el par simétrico de cobre que lleva la línea telefónica convencional o línea de abonado, siempre y cuando la longitud de línea no supere los 5.5 km medidos desde la Central Telefónica, o no haya otros servicios por el mismo cable que puedan interferir.

Where the eye mixes add and ADSL

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
add
4 ch
ADSL

Visual trap between add and ADSL

These two trip readers on the page rather than in the ear: add is /æd/ while ADSL is [ˈað̞sl]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 66339, derived from the frequency rank of both members and their visual similarity.

add is recorded at frequency rank #33,393, classified as averb, pronounced /æd/. ADSL is at rank #32,946, tagged as anoun, pronounced [ˈað̞sl].

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 66339, this pair ranks #40,132 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of add vs ADSL

Shared letters: ad. Private to "add": -. Private to "ADSL": ls.

"add" · 3 letters · shape VCC  ·  "ADSL" · 4 letters · shape VCCC

Known mistypes of this pair

  • ADSLaddsl · adls · adsll · adssl · asdl · dasl

Frequently Asked Questions

Do "add" and "ADSL" mean the same thing in a sentence?
No - they are not even the same part of speech. "add" is a verb and "ADSL" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "add" or "ADSL"?
"ADSL" is the more common of the two: it sits at frequency rank #32,946 in our Spanish list, against #33,393 for "add". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "add" and "ADSL" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "add" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ADSL" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,132 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "add" and "ADSL" also get mixed up with nearby pairs, the highest-scored neighbour is "abed vs add". 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 #40,132 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list