9 Adjectives That Start With "J"
9 curated adjectives that start with "J".
Below are 9 adjectives that start with "J" 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 "J" (Top 1k)
No top-1k frequency adjectives match this combination yet.
Less Common Adjectives That Start With "J" (Top 5k+)
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Jolly /ˈdʒɒli/adj B1
Happy, friendly, and fun to be with
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Junior /ˈdʒuːnjər/adj B1
Someone who has less experience or a lower rank than another person; or someone who is younger.
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Jaded /ˈdʒeɪdɪd/adj C1
Tired or bored from doing something too much; no longer interested
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Jagged /ˈdʒægɪd/adj B2
With sharp, rough points and uneven edges
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Jerky /ˈdʒɜːki/adj B2
Moving suddenly in a rough, not-smooth way
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Jocular /ˈdʒɒkjələr/adj C1
Joking around and funny in a friendly way
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Jovial /ˈdʒoʊviəl/adj C1
Very happy, friendly, and good-humoured
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Jubilant /ˈdʒuːbɪlənt/adj C1
Very happy and celebrating because of a success or good news.
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Judicious /dʒuːˈdɪʃəs/adj C1
Careful and wise in making decisions
How to Use Adjectives That Start With "J"
Adjectives that start with "J" 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 "J"
Careful and wise in making decisions
Frequently Asked Questions About Adjectives That Start With "J"
- How many adjectives that start with "J"?
- Our curated dictionary lists 9 adjectives that start with "J", 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 "J"?
- Our dictionary does not yet list common Top-1k adjectives that start with "J". Browse the full list above for available entries.
- 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 "J"?
- The longest adjective that start with "J" in our dictionary is "JUDICIOUS" (9 letters). Tap the word to see its full entry.