Grievous

/ˈɡriːvəs/adjective
Share

very serious; causing grief

Grievous means extremely serious, severe, or causing great suffering and sorrow. It describes situations, injuries, errors, or offenses that are not merely bad but deeply harmful and distressing.

A grievous wound is life-threatening. A grievous mistake has devastating consequences. A grievous injustice causes widespread suffering. The word always elevates the severity — it signals that something has crossed the threshold from unfortunate into truly grave and painful. In legal contexts, "grievous bodily harm" refers to the most serious category of physical injury.

Build Vocabulary Now
Grievous - meaning and memory mnemonic

Do you know what Grievous means?

Answer a question to start building your vocabulary.

Memory Mnemonic

Keyword:

GRIEVE US

The keyword GRIEVE US comes from how Grievous sounds when spoken aloud. This pronunciation connection makes it easy to recall the keyword whenever you hear or see the word.

Memory Link

The news made US (the country) GRIEVE—the national tragedy was very serious and causing grief across America!

Imagine news so terrible that it makes US — the entire country — GRIEVE. Visualise flags at half-mast, people weeping in the streets, a national tragedy that is deeply serious and causes grief across the land. The sorrow is heavy, the harm is severe, the loss is devastating. That weight of suffering, that extreme seriousness, is grievous.

Mnemonic connecting keyword and meaning

HOW TO MEMORIZE VOCABULARY

There are 3 steps to effectively memorising vocabulary.

Step 1: Derive a keyword from the word based on how the word is spelled or pronounced. Next time you see the word, you will be able to derive the keyword from it because it is based on the word.

Step 2: Form a visual memory link that connects the keyword and the meaning(s) of the word you are learning.

Step 3: Ensure to Visualise the image, see it in your imagination. This is important even if it takes a few seconds.

how-to-memorise


Usage Examples

  • The soldier sustained grievous injuries in the explosion and was airlifted to the nearest hospital.
  • The committee acknowledged that a grievous error in judgment had led to the policy failure.
  • The community suffered a grievous loss when the beloved school principal passed away unexpectedly.
  • Historians describe the famine as one of the most grievous episodes in the nation's history.
  • The report detailed the grievous harm caused to the environment by decades of unregulated dumping.

Etymology of Grievous

From Old French grevos (later grievous), meaning "burdensome" or "painful," derived from grever (to burden, to harm), from Latin gravare (to weigh down), from gravis (heavy). The word entered English in the 13th century and has always described things that are heavy with sorrow, pain, or severity.


Synonyms & Antonyms of Grievous

Synonyms

severegraveseriousdiredevastatingpainfulegregious

Antonyms

trivialminorinsignificantmildharmlessnegligible

Common Collocations with Grievous

grievous injurygrievous errorgrievous harmgrievous bodily harmgrievous lossgrievous mistakegrievous woundgrievous consequences

You've Learned It. Now Make Sure You Never Forget It.

The mnemonic visualisation above helps you learn this word instantly — no rote memorisation needed. But to move it into long-term memory, you still need to review it a few times.

This is where spaced repetition comes in — it shows you words right before you're about to forget them, so you spend less time reviewing and remember more. After just a few spaced reviews, you'll start recalling the meaning naturally — without even needing the keyword or memory link.

Spaced-repetition

Built In Spaced Repetition

You've learned this word using our mnemonic system — but to truly lock it into long-term memory, you need to review it at the right time. That's where spaced repetition comes in.

Our built-in spaced repetition system shows you words just before you're about to forget them, so you review less and remember more. After a few reviews, you'll recall the meaning naturally — without even needing the keyword or memory link.

Built-in-spaced-repetition

Explore Word List

You can explore the Word List for a pack from the dashboard. Once you have selected a pack, just clicks Words

word-list

Visualisation Help

Visualising the memory link is the most important step — it's what makes you remember the word on the very first try. Don't just read the memory link. Close your eyes and see it play out in your imagination.

The more vivid and detailed your mental image, the stronger the memory. Every word on VocabularyFast comes with a visualisation audio guide. Just look at the image, hit play, and follow the audio as it walks you through the scene.

This takes only a few seconds but makes all the difference between forgetting a word tomorrow and remembering it for life.

visualisation-helper-audio-for-each-word

Test Yourself With Quizzes

Quizzes are the fastest way to check if you've truly learned a word. Pick from two modes — see the word and recall the meaning, or see the meaning and recall the word.

Both directions strengthen your memory in different ways. Each quiz is 10 questions, so it only takes a minute or two. Take a quiz anytime to quickly spot which words need more review.

quizzes-test-yourself

Learn In Focused Groups

Words in each pack are organized into smaller, meaningful groups — not random lists. Each group contains words that share a theme, difficulty level, or frequency of appearance.

This lets you focus your learning on the words that matter most, rather than jumping between unrelated words. Start with the most commonly tested words and work your way through each group at your own pace.

words-are-grouped

Ready to boost your vocabulary?

Build Vocabulary Now