IMHOvsIMOWhat's the difference?

Quick tell: IMHO is a phrase, IMO is a name, so they fill different roles in a sentence.

Which to use

“IMHO” is a phrase and “IMO” is a name - they look or sound alike but fill different roles in a sentence.

#31,613
“IMHO” frequency rank
#11,045
“IMO” frequency rank
42658
confusion score

Side-by-Side Comparison

Feature IMHO IMO
Definition Initialism of in my humble opinion. Initialism of International Maritime Organization.

Where the spellings diverge

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

4 ch
IMHO
3 ch
IMO

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: IMHO is aphrase and IMOaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 42658, derived from the frequency rank of both members and their visual similarity.

IMHO is recorded at frequency rank #31,613, classified as aphrase. IMO is at rank #11,045, tagged as aname.

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 42658, this pair ranks #247,250 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of IMHO vs IMO

Shared letters: imo. Private to "IMHO": h. Private to "IMO": -.

"IMHO" · 4 letters · shape VCCV  ·  "IMO" · 3 letters · shape VCV

Known mistypes of this pair

  • IMHOihmo · imhho · immho · imoh

Frequency comparison

IMHO#31,613
IMO#11,045

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "IMHO" and "IMO" be used interchangeably?
No - they are not even the same part of speech. "IMHO" is a phrase and "IMO" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "IMHO" or "IMO"?
"IMO" is the more common of the two: it sits at frequency rank #11,045 in our English list, against #31,613 for "IMHO". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering IMHO vs IMO

The fastest way to pick the right one every time.

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