40 Adjectives That Start With "R"
40 curated adjectives that start with "R".
Below are 40 adjectives that start with "R" in our curated English dictionary. Each entry includes a learner-friendly definition, IPA pronunciation, CEFR difficulty level, and example sentences. Words are sorted by frequency — the most common first. Click any word to view its full dictionary entry with synonyms, collocations, and common mistakes.
Most Common Adjectives That Start With "R" (Top 1k)
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Raw /rɔː/adj A1
Food that has not been cooked, or material that has not been treated or changed.
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Ready /ˈredi/adj A1
Prepared and able to do something; not needing more preparation.
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Real /ˈriːəl/adj A1
True and actually existing; not made up or false.
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Red /ɹɛd/adj A1
The color between orange and purple, like blood or fire.
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Regular /ˈreɡjələr/adj A1
Happens again and again in the same way.
Less Common Adjectives That Start With "R" (Top 5k+)
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Random /ˈrændəm/adj B1
Happening by chance, not planned or organized.
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Rare /reər/adj A2
Something that is not common or does not happen often.
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Rich /rɪtʃ/adj A2
Having plenty of money or expensive things; not poor or lacking resources.
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Right /raɪt/adj A1
True and accurate. Not wrong.
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Round /raʊnd/adj A1
Shaped in a circle or ball form with no sharp edges.
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Royal /ˈrɔɪ.əl/adj A2
Belonging to or connected with a king or queen and their family.
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Rude /ruːd/adj A2
Not showing respect or good manners.
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Rampant /ˈræmpənt/adj B2
Spreading wildly and unchecked, usually with bad results. Out of control and growing rapidly.
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Rapid /ˈræpɪd/adj B1
Very fast, done in a short time.
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Recent /ˈriːsənt/adj A2
Happening or done a short time ago, not far in past.
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Reciprocal /rɪˈsɪprəkəl/adj B2
When two people do something in return for each other; giving and receiving equally.
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Regional /ˈriːdʒənəl/adj B1
Connected to a specific region or zone.
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Relevant /ˈreləvənt/adj B1
Related to or important for what you are talking about.
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Remarkable /rɪˈmɑrkəbəl/adj B2
So unusual, impressive, or special that it deserves people's attention and praise.
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Reverent /ˈrɛvərənt/adj B2
Full of deep respect, honor, and sometimes fear.
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Revolutionary /ˌrevəˈluːʃəneri/adj B2
Completely different from what existed before. Causes a major change in how people think or do something.
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Rational /ˈræʃənəl/adj C1
Based on logic and reason, not emotions or feelings. Making sense and being sensible.
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Reasonable /ˈriːzənəbəl/adj A2
Fair and sensible; making good sense or judgment.
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Regressive /rɪˈɡresɪv/adj C1
Going back to an earlier, worse state instead of improving. Moving in the wrong direction or becoming less advanced.
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Relentless /rɪˈlentləs/adj C1
Something that never stops, keeps going continuously without pause. It does not ease up or become less intense.
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Religious /rɪˈlɪdʒəs/adj A2
Connected to religion or believing in god and following religious practices.
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Reluctant /rɪˈlʌktənt/adj C1
Not wanting to do something; showing that you do not want to do it.
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Remote /rɪˈmoʊt/adj B1
Work done from home or a location that is not the office. The person works far away from the company office.
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Renewable /rɪˈnjuː.ə.bəl/adj B2
Something that can be used again and again without running out. In environmental contexts, it means energy sources like solar and wind that nature can replenish.
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Resolute /ˈrezəluːt/adj C1
Something or someone that is very determined and firm in purpose. It shows strong will and doesn't give up easily.
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Resourceful /rɪˈsɔːrsfəl/adj C1
Good at finding creative solutions to problems using whatever you have available. Quick-thinking and adaptable.
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Responsible /rɪˈspɑːnsɪbəl/adj A2
Having a duty to care for something or someone; able to be trusted.
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Retrograde /ˈretrəɡreɪd/adj C2
Moving backward through space or time. Or getting worse and returning to an earlier, less advanced condition.
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Reusable /riˈjuː.zə.bəl/adj B1
Something that can be used again and again instead of being thrown away after one use. Reusable items help reduce waste and protect the environment.
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Robust /roʊˈbʌst/adj B2
Strong and solid; able to handle difficult conditions without breaking or failing. Not fragile or weak.
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Recondite /ˈrɛkəndaɪt/adj C2
Very difficult to understand because it requires specialized or esoteric knowledge; obscure and hidden from ordinary knowledge.
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Remorseful /rɪˈmɔːrsfl/adj C2
Feeling deep sadness and regret about something you did wrong; genuinely sorry and bothered by guilt.
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Reprehensible /ˌreprɪˈhensɪbəl/adj C2
Blameworthiness or culpability
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Resplendent /rɪˈsplɛndənt/adj C2
Shining brightly and looking magnificent and beautiful; dazzling with light and splendor.
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Ruminative /ˈruːmɪnətɪv/adj C2
Tendency toward deep reflection
How to Use Adjectives That Start With "R"
Adjectives that start with "R" let you describe nouns with precision. Use comparative forms ("-er than" or "more …") when comparing two things, and superlative forms ("the …-est" or "the most …") when ranking three or more. Short adjectives usually take "-er/-est"; longer ones use "more/most". Several adjectives in this list are also gradable — modify them with "very", "quite", or "extremely" to fine-tune meaning.
Longest Adjective That Start With "R"
Completely different from what existed before. Causes a major change in how people think or do something.
Frequently Asked Questions About Adjectives That Start With "R"
- How many adjectives that start with "R"?
- Our curated dictionary lists 40 adjectives that start with "R", each with a definition, IPA, CEFR level, and example sentences. The list grows as new entries are reviewed.
- What are the most common adjectives that start with "R"?
- Some of the most frequent adjectives that start with "R" include RAW, READY, REAL, RED, REGULAR. These appear in everyday English and are useful for both beginners (A1-A2) and intermediate learners.
- What is adjective?
- An adjective is a word that describes or modifies a noun, telling us about its qualities, quantity, or condition. Adjectives usually appear before the noun or after a linking verb.
- What is the longest adjective that start with "R"?
- The longest adjective that start with "R" in our dictionary is "REVOLUTIONARY" (13 letters). Tap the word to see its full entry.