inadvertentvsinadvertentlyWhat's the difference?

Quick tell: inadvertent is a adjective, inadvertently is an adverb, so they fill different roles in a sentence.

Which to use

“inadvertent” is an adjective and “inadvertently” is an adverb - they look or sound alike but fill different roles in a sentence.

#37,509
“inadvertent” frequency rank
#16,252
“inadvertently” frequency rank
53761
confusion score

Side-by-Side Comparison

Feature inadvertent inadvertently
Definition Not intentional; not on purpose; not conscious. Unintentionally; because of an oversight.

Where the spellings diverge

Shared letters are muted; the letters that actually set inadvertent and inadvertently apart are highlighted. They share 11 letters in sequence, which is exactly why the eye skips the difference.

11 ch
inadvertent
13 ch
inadvertently

Spelling & Dictionary Insight

inadvertent and inadvertently form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 2 extra letter(s) - “inadvertent” sits inside “inadvertently” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 53761, derived from the frequency rank of both members and their visual similarity.

inadvertent is recorded at frequency rank #37,509, classified as anadj, pronounced /ˌɪnədˈvɜːtn̩t/. inadvertently is at rank #16,252, tagged as anadv.

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 53761, this pair ranks #146,417 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Frequency comparison

inadvertent#37,509
inadvertently#16,252

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "inadvertent" and "inadvertently" be used interchangeably?
No, "inadvertent" and "inadvertently" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering inadvertent vs inadvertently

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “inadvertent”; for an adverb, it's “inadvertently”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “inadvertent” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list