stemvssystemConfusable pair

Which to use

“stem” and “system” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#49,952
“stem” frequency rank
#14,970
“system” frequency rank
64922
confusion score

Side-by-Side Comparison

Feature stem system
Definition Tallo. Sistema.

Where the eye mixes stem and system

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

4 ch
stem
6 ch
system

Why the eye confuses stem with system

A purely visual mix-up. stem (/stɛm/) and system (/ˈsɪs.təm/) 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 2 extra letter(s) - “stem” sits inside “system”. Our composite confusion score for this pair is 64922, derived from the frequency rank of both members and their visual similarity.

stem is recorded at frequency rank #49,952, classified as anoun, pronounced /stɛm/. system is at rank #14,970, tagged as anoun, pronounced /ˈsɪs.təm/.

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 64922, this pair ranks #44,158 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of stem vs system

Shared letters: emst. Private to "stem": -. Private to "system": y.

"stem" · 4 letters · shape CCVC  ·  "system" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • stemsetm · sstem · stemm · stme · sttem · tsem
  • systemssystem · ssytem · sysetm · sysstem · systemm · systme · systtem · sytsem

Frequently Asked Questions

Can "stem" and "system" be used interchangeably?
No. They are said differently (/stɛm/ versus /ˈsɪs.təm/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "stem" or "system"?
"system" is the more common of the two: it sits at frequency rank #14,970 in our Spanish list, against #49,952 for "stem". 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 "stem" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "system" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,158 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "stem" and "system" also get mixed up with nearby pairs, the highest-scored neighbour is "sei vs stem". 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 #44,158 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list