springvsstrongTell them apart

Quick tell: spring is a noun, strong is an adjective, so they fill different roles in a sentence.

Which to use

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

#11,743
“spring” frequency rank
#10,969
“strong” frequency rank
22712
confusion score

Side-by-Side Comparison

Feature spring strong
Definition primavera forte

Where the eye mixes spring and strong

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
spring
6 ch
strong

Visual trap between spring and strong

These two trip readers on the page rather than in the ear: spring is /sprɪŋ/ while strong is /stɹɔŋ/, [st̠͡ɹ̠ɔŋ], [ʃt̠͡ɹ̠ɔŋ], [ʃt͡ʃɹɔŋ]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 22712, derived from the frequency rank of both members and their visual similarity.

spring is recorded at frequency rank #11,743, classified as anoun, pronounced /sprɪŋ/. strong is at rank #10,969, tagged as anadj, pronounced /stɹɔŋ/, [st̠͡ɹ̠ɔŋ], [ʃt̠͡ɹ̠ɔŋ], [ʃt͡ʃɹɔŋ].

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 22712, this pair ranks #47,272 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of spring vs strong

Shared letters: gnrs. Private to "spring": ip. Private to "strong": ot.

"spring" · 6 letters · shape CCCVCC  ·  "strong" · 6 letters · shape CCCVCC

Known mistypes of this pair

  • springpsring · spirng · sppring · sprign · springg · sprinng · sprnig · sprring
  • strongsrtong · sstrong · storng · strnog · strogn · strongg · stronng · strrong

Frequently Asked Questions

Can "spring" and "strong" be used interchangeably?
No - they are not even the same part of speech. "spring" is a noun and "strong" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "spring" vs "strong" - which ranks higher?
"strong" is the more common of the two: it sits at frequency rank #10,969 in our Portuguese list, against #11,743 for "spring". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "spring" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "strong" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #47,272 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "spring" and "strong" also get mixed up with nearby pairs, the highest-scored neighbour is "spring vs sting". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #47,272 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list