petróleovspetróleosWhat's the difference?

Which to use

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

#2,626
“petróleo” frequency rank
#31,490
“petróleos” frequency rank
34116
confusion score

Side-by-Side Comparison

Feature petróleo petróleos
Definition Líquido inflamable, formado por una mezcla de diversos hidrocarburos producidos por la pirólisis de materia orgánica fosilizada a elevada presión o temperatura. Forma del plural de petróleo.

Where the spellings diverge

Shared letters are muted; the letters that actually set petróleo and petróleos apart are highlighted. They share 8 letters in sequence, which is exactly why the eye skips the difference.

8 ch
petróleo
9 ch
petróleos

Spelling & Dictionary Insight

A purely visual mix-up. petróleo ([peˈt̪ɾoleo]) and petróleos ([peˈt̪ɾoleos]) 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 extra letter(s) - “petróleo” sits inside “petróleos”. Our composite confusion score for this pair is 34116, derived from the frequency rank of both members and their visual similarity.

petróleo is recorded at frequency rank #2,626, classified as anoun, pronounced [peˈt̪ɾoleo]. petróleos is at rank #31,490, tagged as anoun, pronounced [peˈt̪ɾoleos].

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 34116, this pair ranks #193,187 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of petróleo vs petróleos

Shared letters: eloprtó. Private to "petróleo": -. Private to "petróleos": s.

"petróleo" · 8 letters · shape CVCCVCVV  ·  "petróleos" · 9 letters · shape CVCCVCVVC

Frequency comparison

petróleo#2,626
petróleos#31,490

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "petróleo" and "petróleos" be used interchangeably?
No. They are said differently ([peˈt̪ɾoleo] versus [peˈt̪ɾoleos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "petróleo" or "petróleos"?
"petróleo" is the more common of the two: it sits at frequency rank #2,626 in our Spanish list, against #31,490 for "petróleos". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering petróleo vs petróleos

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “petróleo” 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