100+ Adjectives That Start With I (With Meaning)

By Tony Ashley

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Word games are always a fun challenge; we’re here to help you win every round! Today, let’s focus on examples of adjectives that start with an “I.” Keep scrolling because there are more of them than you might think.

100+ Common Adjectives That Start With The Letter I: A Comprehensive List

Adjectives That Start With I

Some readers tell me they always run out of impactful adjectives beginning with “I,” but don’t worry. To make it easier for you, we’ve organized a variety of adjectives into 8 big groups as follows:

1. Descriptive Adjectives

Role: to give more information about the size, shape, color, texture, and more.

WordPronunciationMeaning
immense/ɪˈmɛns/extremely large or great in size
irregular/ɪˈrɛɡjʊlər/not even or balanced in shape or arrangement
ivory/ˈaɪvəri/a color that is a shade of white, similar to bone
iridescent/ˌɪrɪˈdɛsənt/showing luminous colors that seem to change when seen from different angles
itchy/ˈɪtʃi/having an irritating texture that causes itching
indigo/ˈɪndɪɡoʊ/a deep purplish-blue color
infinite/ˈɪnfɪnɪt/immeasurably large, having no limits or end
intricate/ˈɪntrɪkɪt/very detailed and complex in shape
ivory/ˈaɪvəri/a creamy white color
invisible/ɪnˈvɪzɪbəl/unable to be seen; not visible

2. Material Adjectives

Role: to specify the substance or material that composes the noun.

WordPronunciationMeaning
icy/ˈaɪsi/made of, covered with, or resembling ice
iron/ˈaɪərn/made of or containing iron
ivory/ˈaɪvəri/made of or resembling ivory, the material from elephant tusks

3. Proper Adjectives

Role: to describe something related to a specific title or name, usually beginning with a capital letter.

WordPronunciationMeaning
Indian/ˈɪndiən/relating to India or its people
Irish/ˈaɪrɪʃ/relating to Ireland or its people
Icelandic/aɪsˈlændɪk/relating to Iceland or its people
Indonesian/ˌɪndəˈniːʒən/relating to Indonesia or its people
Italian/ɪˈtæliən/relating to Italy or its people
Israeli/ɪzˈreɪli/relating to Israel or its people
Iraqi/ɪˈrɑːki/relating to Iraq or its people
Iranian/ɪˈreɪniən/relating to Iran or its people
Ivorian/aɪˈvɔːriən/relating to Ivory Coast or its people

4. Quantitative Adjectives

Role: to specify how many or how much of something there is.

WordPronunciationMeaning
immense/ɪˈmɛns/extremely large or great, especially in scale or degree
inadequate/ɪnˈædɪkwət/lacking the quality or quantity required; insufficient
incalculable/ɪnˈkælkjʊləbl/too great to be calculated or estimated
infinite/ˈɪnfɪnɪt/limitless or endless in space, extent, or size; impossible to measure or calculate
innumerable/ɪˈnjuːmərəbl/too many to be counted
insufficient/ˌɪnsəˈfɪʃənt/not enough; inadequate
integral/ˈɪntɪɡrəl/necessary to make a whole complete
intense/ɪnˈtɛns/of extreme force, degree, or strength

5. Weather Adjectives

Role: to convey the specific weather situation.

WordPronunciationMeaning
icy/ˈaɪsi/extremely cold; covered with or consisting of ice
inclement/ɪnˈklɛmənt/unpleasantly cold or wet; severe weather conditions
intense/ɪnˈtɛns/of extreme force, degree, or strength; often used to describe strong weather conditions such as heat or storms
intermittent/ˌɪntərˈmɪtənt/occurring at irregular intervals; not continuous or steady, often used to describe rain or snow

6. Personality/Character Adjectives

Role: to describe the traits and qualities that define a person’s character (both positive adjectives and negative adjectives). 

WordPronunciationMeaning
idealistic/ˌaɪdɪəˈlɪstɪk/characterized by idealism; unrealistically aiming for perfection
imaginative/ɪˈmædʒɪnətɪv/having or showing creativity or inventiveness
immature/ˌɪməˈtjʊər/not fully developed; emotionally undeveloped
impartial/ɪmˈpɑːrʃəl/treating all rivals or disputants equally; fair and just
impetuous/ɪmˈpɛtʃuəs/acting or done quickly and without thought or care
independent/ˌɪndɪˈpɛndənt/free from outside control; not subject to another’s authority
industrious/ɪnˈdʌstriəs/diligent and hard-working
influential/ˌɪnfluˈɛnʃəl/having a great influence on someone or something
inquisitive/ɪnˈkwɪzɪtɪv/curious or inquiring
insensitive/ɪnˈsɛnsɪtɪv/showing or feeling no concern for others’ feelings
insightful/ɪnˈsaɪtfəl/having or showing an accurate and deep understanding; perceptive
intelligent/ɪnˈtɛlɪdʒənt/having or showing intelligence, especially of a high level
intolerant/ɪnˈtɒlərənt/not tolerant of views, beliefs, or behavior that differ from one’s own
intrepid/ɪnˈtrɛpɪd/fearless; adventurous
inventive/ɪnˈvɛntɪv/having the ability to create or design new things or to think originally
irritable/ˈɪrɪtəbəl/having or showing a tendency to be easily annoyed or made angry

7. Opinion Adjectives

Role: to convey the speaker’s or writer’s feelings, thoughts, or beliefs.

WordPronunciationMeaning
ideal/aɪˈdil/satisfying one’s conception of what is perfect; most suitable
idealistic/ˌaɪdiəˈlɪstɪk/characterized by idealism; unrealistically aiming for perfection
idiotic/ˌɪdiˈɑtɪk/very stupid
ignorant/ˈɪɡnərənt/lacking knowledge or awareness in general; uneducated or unsophisticated
illogical/ɪˈlɑdʒɪkəl/lacking sense or clear, sound reasoning
imaginative/ɪˈmædʒənətɪv/having or showing creativity or inventiveness
immoral/ɪˈmɔrəl/not conforming to accepted standards of morality
impartial/ɪmˈpɑrʃəl/treating all rivals or disputants equally; fair and just
impressive/ɪmˈprɛsɪv/evoking admiration through size, quality, or skill
inappropriate/ˌɪnəˈproʊpriət/not suitable or proper in the circumstances
incredible/ɪnˈkrɛdɪbəl/difficult to believe; extraordinary
indifferent/ɪnˈdɪfərənt/having no particular interest or sympathy; unconcerned
ineffective/ˌɪnɪˈfɛktɪv/not producing any significant or desired effect
influential/ˌɪnfluˈɛnʃəl/having great influence on someone or something
informative/ɪnˈfɔrmətɪv/providing useful or interesting information
insightful/ˈɪnsaɪtfəl/having or showing an accurate and deep understanding; perceptive
inspiring/ɪnˈspaɪərɪŋ/having the effect of inspiring someone
intelligent/ɪnˈtɛlɪdʒənt/having or showing intelligence, especially of a high level
interesting/ˈɪntrəstɪŋ/arousing curiosity or interest; holding or catching the attention
irritating/ˈɪrɪteɪtɪŋ/causing annoyance, impatience, or mild anger

8. Condition Adjectives

Role: to describe the state or condition of nouns.

WordPronunciationMeaning
impaired/ɪmˈpɛrd/weakened or damaged
immaculate/ɪˈmækjəlɪt/perfectly clean, neat, or tidy
imperfect/ɪmˈpɜrfɪkt/flawed; not perfect
impure/ɪmˈpjʊr/mixed with foreign matter; adulterated
inactive/ɪnˈæktɪv/not engaging in much physical activity
infected/ɪnˈfɛktɪd/contaminated with harmful organisms
infested/ɪnˈfɛstɪd/overrun or swarming with insects or vermin
inflamed/ɪnˈfleɪmd/red, swollen, and often painful, especially as a reaction to infection or injury
inhospitable/ɪnˈhɑspɪtəbl/harsh and difficult to live in
intact/ɪnˈtækt/not damaged or impaired in any way; complete
irritated/ˈɪrɪˌteɪtɪd/showing or feeling slight anger; annoyed
itchy/ˈɪtʃi/having or causing an itching sensation

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Conclusion

This list of “I” adjectives is pretty extensive, isn’t it? You’ll have more than enough to show off in any word game! We’ve also included their pronunciation and meanings for easy reference. If you still get stuck, just look them up in an online dictionary or ask our team for help.


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