Which to use
“sec” is an adjective and “sed” is a noun - they look or sound alike but fill different roles in a sentence.
- #17,813
- “sec” frequency rank
- #5,559
- “sed” frequency rank
- 23372
- confusion score
Side-by-Side Comparison
| Feature | sec | sed |
|---|---|---|
| Definition | Seco | Sensación fisiológica de sequedad en la garganta o boca que conlleva la necesidad de ingerir líquidos. Se dispara por la disminución del volumen de líquido en el cuerpo o una elevada concentración de osmolitos como la sal. |
Where the spellings diverge
Shared letters are muted; the letters that actually set sec and sed apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
sec and sed form a confusable pair in the Spanish index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by a single letter - c in “sec” becomes d in “sed” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 23372, derived from the frequency rank of both members and their visual similarity.
sec is recorded at frequency rank #17,813, classified as anadj, pronounced [sɛk]. sed is at rank #5,559, tagged as anoun, pronounced [ˈseð̞].
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 23372, this pair ranks #246,104 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "sec" and "sed" be used interchangeably?
Remembering sec vs sed
The fastest way to pick the right one every time.
- Check the role first: if you need an adjective, it's “sec”; for a noun, it's “sed”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “sec” entry
- Browse more pairs most likely to be confused. Most confusable