Decade vs So for ten years

When to use each in English, with meaning, register, and examples.

Decade

Top 2,000 (common)B1noun

So for ten years

Top 3,000 (common)
Most common: Decade
 DecadeSo for ten years
Pronunciation🇬🇧 //ˈdɛkeɪd//🇺🇸 //ˈdɛkeɪd//🇬🇧 //səʊ fɔː tɛn jɪəz//🇺🇸 //soʊ fɔr tɛn jɪrz//
MeaningA period of ten years.A phrase referring to a time period of ten years.
ExampleThe last decade has seen significant technological advancements.She has lived in this city so for ten years.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 3,000 (common)
CEFR levelB1-
Part of speechnoun
Collocationsrise in the decade, decade of change, last decadeso for ten years, live so for ten years, work so for ten years, experience so for ten years, know someone so for ten years
Antonymscentury, year-
Common mistakesConfusing 'decade' with 'century', which is 100 years., Using 'decade' in plural form without adding 's', e.g., 'decades' instead of 'decade', Not capitalizing the year when referring to a specific decade, like 'the 80s'Misplacing the phrase in a sentence, leading to unclear time references., Omitting necessary context to explain the significance of 'ten years'.
Usage notesUse 'decade' to refer to any ten-year period, often specified by the year it starts (e.g., 'the 1990s'). It's appropriate in both formal and informal contexts.Used to specify a duration, often to highlight experiences or changes over a decade. Suitable in both spoken and written contexts.

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Decade
So for ten years

Frequently asked questions: Decade vs So for ten years

What's the difference between Decade and So for ten years?

Decade: A period of ten years. So for ten years: A phrase referring to a time period of ten years.

Which is more common: Decade and So for ten years?

Decade is the most common in everyday English.

Can you show an example of each?

Decade: The last decade has seen significant technological advancements. So for ten years: She has lived in this city so for ten years.

Can I use Decade and So for ten years interchangeably?

Not always. Decade and So for ten years are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.