IJvsilkWhat's the difference?

Quick tell: IJ is a name, ilk is an adjective, so they fill different roles in a sentence.

Which to use

“IJ” is a name and “ilk” is an adjective - they look or sound alike but fill different roles in a sentence.

#46,535
“IJ” frequency rank
#32,443
“ilk” frequency rank
78978
confusion score

Side-by-Side Comparison

Feature IJ ilk
Definition A lake (formerly a bay) adjoining the city of Amsterdam, Netherlands. Very; same.

Where the spellings diverge

Shared letters are muted; the letters that actually set IJ and ilk apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

2 ch
IJ
3 ch
ilk

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: IJ is /eɪ/ while ilk is /ɪlk/. 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 (name vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 78978, derived from the frequency rank of both members and their visual similarity.

IJ is recorded at frequency rank #46,535, classified as aname, pronounced /eɪ/. ilk is at rank #32,443, tagged as anadj, pronounced /ɪlk/.

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 78978, this pair ranks #23,254 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of IJ vs ilk

Shared letters: i. Private to "IJ": j. Private to "ilk": kl.

"IJ" · 2 letters · shape VC  ·  "ilk" · 3 letters · shape VCC

Frequency comparison

IJ#46,535
ilk#32,443

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "IJ" and "ilk" be used interchangeably?
No - they are not even the same part of speech. "IJ" is a name and "ilk" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "IJ" or "ilk"?
"ilk" is the more common of the two: it sits at frequency rank #32,443 in our English list, against #46,535 for "IJ". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering IJ vs ilk

The fastest way to pick the right one every time.

  • Check the role first: if you need a name, it's “IJ”; for an adjective, it's “ilk”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “IJ” 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