Spelling.School · How to spell
How to spell ruinous
What it means: Badly damaged or destroyed.
In a sentence: The storm left the playground in a ruinous state.
The part people get wrong
Watch for an unstressed vowel that is hard to hear. Often misspelled as ruinious or ruinouse.
Same family: ruin, ruined, ruining, ruinously, destructive. If you can spell one, the shared part carries to the others.
Where it comes from: “Ruinous” comes from the Latin word “ruina,” meaning a collapse or downfall. English first used “ruinous” in the 15th century to describe things that cause serious destruction, especially to buildings or fortunes.
Patterns it uses: The unstressed vowel (schwa)
Try spelling it
You will hear the word and a sentence. Type it and press Enter. Then four more words from the same level, so you know where you stand.
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