Which to use
“ruling” is an adjective and “running” is a verb - they look or sound alike but fill different roles in a sentence.
- #4,408
- “ruling” frequency rank
- #596
- “running” frequency rank
- 5004
- confusion score
Side-by-Side Comparison
| Feature | ruling | running |
|---|---|---|
| Definition | That rules; predominant; chief; reigning; controlling. | present participle and gerund of run |
Where the spellings diverge
Shared letters are muted; the letters that actually set ruling and running apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
ruling and running 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 1 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 5004, derived from the frequency rank of both members and their visual similarity.
ruling is recorded at frequency rank #4,408, classified as anadj, pronounced /ˈɹuːlɪŋ/. running is at rank #596, tagged as averb, pronounced /ˈɹʌniŋ/.
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 5004, this pair ranks #516,918 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "ruling" and "running" be used interchangeably?
Remembering ruling vs running
The fastest way to pick the right one every time.
- Check the role first: if you need an adjective, it's “ruling”; for a verb, it's “running”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “ruling” entry
- Browse more pairs most likely to be confused. Most confusable