obesevsobsWhat's the difference?

Quick tell: obese is a adjective, obs is a noun, so they fill different roles in a sentence.

Which to use

“obese” is an adjective and “obs” is a noun - they look or sound alike but fill different roles in a sentence.

#11,573
“obese” frequency rank
#34,614
“obs” frequency rank
46187
confusion score

Side-by-Side Comparison

Feature obese obs
Definition Extremely overweight, especially: weighing more than 20% (for men) or 25% (for women) over their conventionally ideal weight determined by height and build; or, having a body mass index over 30 kg/m². Police observation.

Where the spellings diverge

Shared letters are muted; the letters that actually set obese and obs apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
obese
3 ch
obs

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: obese is anadjective and obsanoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 46187, derived from the frequency rank of both members and their visual similarity.

obese is recorded at frequency rank #11,573, classified as anadj, pronounced /oʊˈbis/. obs is at rank #34,614, tagged as anoun.

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 46187, this pair ranks #214,129 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of obese vs obs

Shared letters: bos. Private to "obese": e. Private to "obs": -.

"obese" · 5 letters · shape VCVCV  ·  "obs" · 3 letters · shape VCC

Known mistypes of this pair

  • obeseboese · obbese · obees · obesse · obsee · oebse

Frequency comparison

obese#11,573
obs#34,614

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "obese" and "obs" be used interchangeably?
No - they are not even the same part of speech. "obese" is an adjective and "obs" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "obese" or "obs"?
"obese" is the more common of the two: it sits at frequency rank #11,573 in our English list, against #34,614 for "obs". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering obese vs obs

The fastest way to pick the right one every time.

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