counteractvscounterpartWhat's the difference?

Which to use

“counteract” and “counterpart” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22,630
“counteract” frequency rank
#11,191
“counterpart” frequency rank
33821
confusion score

Side-by-Side Comparison

Feature counteract counterpart
Definition An action performed in opposition to another action. Either of two parts that fit together, or complement one another.

Where the eye mixes counteract and counterpart

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

10 ch
counteract
11 ch
counterpart

Spelling & Dictionary Insight

A purely visual mix-up. counteract (/ˈkaʊntəɹˌækt/) and counterpart (/ˈkaʊntəˌpɑːt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 33821, derived from the frequency rank of both members and their visual similarity.

counteract is recorded at frequency rank #22,630, classified as anoun, pronounced /ˈkaʊntəɹˌækt/. counterpart is at rank #11,191, tagged as anoun, pronounced /ˈkaʊntəˌpɑːt/.

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 33821, this pair ranks #326,115 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of counteract vs counterpart

Shared letters: acenortu. Private to "counteract": -. Private to "counterpart": p.

"counteract" · 10 letters · shape CVVCCVCVCC  ·  "counterpart" · 11 letters · shape CVVCCVCCVCC

Known mistypes of this pair

  • counteractccounteract · conuteract · counetract · counnteract · countearct · counteracct · counteractt · counteratc
  • counterpartccounterpart · conuterpart · counetrpart · counnterpart · counteprart · counteraprt · counterparrt · counterpartt

Frequently Asked Questions

Can "counteract" and "counterpart" be used interchangeably?
No. They are said differently (/ˈkaʊntəɹˌækt/ versus /ˈkaʊntəˌpɑːt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "counteract" or "counterpart"?
"counterpart" is the more common of the two: it sits at frequency rank #11,191 in our English list, against #22,630 for "counteract". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list