isvsISISWhat's the difference?

Quick tell: is is a verb, ISIS is an abbrev, so they fill different roles in a sentence.

By · Compiled from Wiktionary via kaikki.org ·

Which to use

“is” is a verb and “ISIS” is an abbrev - they look or sound alike but fill different roles in a sentence.

#478
“is” frequency rank
#7,491
“ISIS” frequency rank
7969
confusion score

Side-by-Side Comparison

Feature is ISIS
Definition [1] umgangssprachlich, dialektal, norddeutsch: 3. Person Singular Indikativ Präsens des Verbs sein Abkürzung für die Terrorgruppe „Islamischer Staat im Irak und Syrien“ bzw. „Islamischer Staat im Irak und in Syrien“ bzw. „Islamischer Staat im Irak und in (Groß-)Syrien“

Where the spellings diverge

Shared letters are muted; the letters that actually set is and ISIS apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

2 ch
is
4 ch
ISIS

Spelling & Dictionary Insight

is and ISIS form a confusable pair in the German index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 2 extra letter(s) - “is” sits inside “ISIS” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 7969, derived from the frequency rank of both members and their visual similarity.

is is recorded at frequency rank #478, classified as averb, pronounced [ɪs]. ISIS is at rank #7,491, tagged as anabbrev.

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 7969, this pair ranks #1,986,119 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

is#478
ISIS#7,491

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "is" and "ISIS" be used interchangeably?
No, "is" and "ISIS" 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 is vs ISIS

The fastest way to pick the right one every time.

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