53 Verbs That Start With "I"
53 curated verbs that start with "I".
Below are 53 verbs that start with "I" 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 Verbs That Start With "I" (Top 1k)
Less Common Verbs That Start With "I" (Top 5k+)
-
Imply /ɪmˈplaɪ/verb B1
To hint at or suggest something indirectly without saying it clearly.
-
Inform /ɪnˈfɔːrm/verb B1
To tell someone something; to give someone news or information.
-
Inquire /ɪnˈkwaɪr/verb B1
Ask questions to get information or details from someone.
-
Iron /ˈaɪən/verb A1
To flatten wrinkles in clothes using a hot tool called an iron.
-
Identify /aɪˈdɛntɪfaɪ/verb B2
To recognize or discover who something is, or to figure out what makes it different or special.
-
Ignore /ɪɡˈnɔːr/verb A2
To deliberately not pay attention to someone or something.
-
Illustrate /ˈɪləstreɪt/verb B2
To make something clearer by using pictures, examples, or demonstrations.
-
Imagine /ɪˈmædʒɪn/verb A2
To create a picture or idea in your mind of something that is not real or doesn't exist yet.
-
Immigrate /ˈɪmɪɡreɪt/verb B1
Come to live in a new country as a permanent resident.
-
Impose /ɪmˈpoʊz/verb B1
To make someone accept or follow something, usually against their will.
-
Impress /ɪmˈpres/verb B1
To make someone think highly of you by showing good skills or qualities.
-
Improve /ɪmˈpruːv/verb A2
To make something better than it was before.
-
Include /ɪnˈkluːd/verb A2
To have something as part of something else. Something becomes part of a whole.
-
Incorporate /ɪnˈkɔːrpərɪt/verb C1
To add something in and make it part of something bigger. To blend or mix together into one thing.
-
Increase /ɪnˈkriːs/verb A2
To make something bigger or stronger. To become more in number, size, or amount.
-
Indicate /ˈɪndɪkeɪt/verb B2
To show something in a clear way, often by pointing or giving signs.
-
Infect /ɪnˈfɛkt/verb B1
To cause someone or something to have a disease or illness by passing harmful bacteria or viruses to them.
-
Infer /ɪnˈfɜːr/verb B1
Reach a conclusion based on clues or evidence without being told directly.
-
Injure /ˈɪndʒər/verb B1
To hurt someone's body or cause them physical pain or damage.
-
Insist /ɪnˈsɪst/verb B1
To say firmly and repeatedly that something must happen or is true; to refuse to accept no for an answer.
-
Install /ɪnˈstɔːl/verb A2
To place equipment or programs into a position where they can be used; to set something up.
-
Insure /ɪnˈʃʊr/verb B1
Buy insurance to protect yourself or property in case of accidents or damage.
-
Intend /ɪnˈtɛnd/verb B1
To plan or decide that you will do something; to have something as your goal.
-
Invent /ɪnˈvɛnt/verb B1
To create or make something new that has never been made or existed before.
-
Invest /ɪnˈvɛst/verb B1
To spend money on something hoping to get more money back in the future.
-
Invite /ɪnˈvaɪt/verb A2
To ask someone to come to a party, event, or to do something with you.
-
Involve /ɪnˈvɒlv/verb B1
To make someone take part in something, or to make something a part of your plans.
-
Ideate /ˈaɪdieɪt/verb C2
To form ideas or thoughts. To engage in brainstorming or creative thinking to come up with new concepts or solutions.
-
Illuminate /ɪˈluːmɪneɪt/verb C1
To make something bright with light, or to explain something so it becomes clear and understandable.
-
Impede /ɪmˈpiːd/verb C1
To slow down or stop something from happening or moving forward. To get in the way or create a blockage.
-
Imperil /ɪmˈpɛrəl/verb C2
Put in danger. Threaten to destroy or harm something seriously.
-
Implant /ɪmˈplɑːnt/verb C1
To place something deep inside where it stays fixed. Can mean putting ideas in someone's mind, or surgically placing something inside a body.
-
Implement /ˈɪmpləmɛnt/verb B1
To make something work or happen by carrying out a plan.
-
Incite /ɪnˈsaɪt/verb C1
To encourage someone to do something violent, illegal, or harmful. You're actively pushing them to act badly.
-
Incubate /ˈɪŋ.kjə.beɪt/verb C1
To help a new or early-stage business grow by providing support, resources, and advice through its early development.
-
Indict /ɪnˈdaɪt/verb C2
When prosecutors officially charge someone with committing a crime, usually based on evidence presented to a grand jury. The person is now formally accused.
-
Indoctrinate /ɪnˈdɒktrɪneɪt/verb C2
To teach someone to believe something without questioning it. Usually has a negative connotation—the teaching is biased or forced.
-
Infiltrate /ɪnˈfɪltreɪt/verb C1
To slowly and secretly enter a place or group, or to gradually spread through something, often without being detected.
-
Inflict /ɪnˈflɪkt/verb C1
To make someone or something suffer harm or pain. You inflict damage, injury, or suffering on someone.
-
Infringe /ɪnˈfrɪndʒ/verb C1
To break a law or violate someone's rights, especially intellectual property rights or personal freedoms. To do something you're not legally allowed to do.
-
Ingrain /ɪnˈɡreɪn/verb C1
To make something so familiar and permanent in someone's mind or behavior that it becomes part of their character. Like a deep dye that won't wash out.
-
Inhibit /ɪnˈhɪbɪt/verb C1
To stop something or make it slower; to prevent something from happening or developing fully.
-
Initiate /ɪˈnɪʃieɪt/verb C1
To start something; to begin a new process or project. Often means being the first person to start it.
-
Instigate /ˈɪnstɪɡeɪt/verb C1
To start or cause something to happen, usually something deliberate or planned. You are the one who gets it going.
-
Instruct /ɪnˈstrʌkt/verb B2
To teach someone how to do something, or to tell someone what they must do.
-
Integrate /ˈɪntɪɡreɪt/verb B1
To bring different parts together to make one complete whole or system.
-
Interpret /ɪnˈtɜːrprɪt/verb B1
To explain what something means, especially something unclear, foreign, or complex.
-
Interrupt /ˌɪntəˈrʌpt/verb B1
To stop someone while they are talking or doing something before they finish.
-
Introduce /ˌɪntrəˈdjuːs/verb A2
To tell two people each other's names and help them meet for the first time.
-
Inundate /ɪˈnʌndeɪt/verb C2
To flood or overwhelm someone with so many things that they cannot handle them all. Can mean actual flooding with water or figuratively being buried under too much work or information.
-
Investigate /ɪnˈvɛstɪɡeɪt/verb B1
To look carefully into something to find out what happened or how it works.
-
Itemize /ˈaɪtəˌmaɪz/verb C1
To list things one by one with details. In taxes, to list all your deductible expenses separately instead of taking one standard amount.
How to Use Verbs That Start With "I"
Verbs that start with "I" carry the action of a sentence. For each verb, check the dictionary entry to learn its conjugation pattern — most English verbs are regular (add "-ed" for past tense), but some are irregular and must be memorised individually. Pair the verb with the right tense for the situation: present simple for habits and facts, past simple for completed actions, present perfect for life experience, and present continuous for actions happening now.
Longest Verb That Start With "I"
To teach someone to believe something without questioning it. Usually has a negative connotation—the teaching is biased or forced.
Frequently Asked Questions About Verbs That Start With "I"
- How many verbs that start with "I"?
- Our curated dictionary lists 53 verbs that start with "I", each with a definition, IPA, CEFR level, and example sentences. The list grows as new entries are reviewed.
- What are the most common verbs that start with "I"?
- Some of the most frequent verbs that start with "I" include IS. These appear in everyday English and are useful for both beginners (A1-A2) and intermediate learners.
- What is verb?
- A verb is a word that expresses an action, occurrence, or state of being. Verbs change form to indicate tense, person, and number.
- What is the longest verb that start with "I"?
- The longest verb that start with "I" in our dictionary is "INDOCTRINATE" (12 letters). Tap the word to see its full entry.