71+ Negative Words Starting With I

Negative Words Starting With I

Looking for negative words starting with I? You’ve landed on the right page, below I’ve put together a list of negative words that start the letter I.

I’ve included some of the more interesting, unusual, and powerful adjectives that have negative implications.

Finding the right words to describe something in the way you want can be very powerful. I hope you find the word(s) you’re looking for, good luck!

71+ Negative Words Starting With I

Idiocy – extremely stupid behavior.

Ignorance – lack of knowledge or information.

Ill-conceived – not carefully planned or considered.

Ill-fated – destined to fail or have bad luck.

Illegal – contrary to or forbidden by law, especially criminal law.

Illegitimate – not authorized by the law; not in accordance with accepted standards or rules.

Illness – a disease or period of sickness affecting the body or mind.

Illusions – an instance of a wrong or misinterpreted perception of a sensory experience.

Imbalance – lack of proportion or relation between corresponding things.

Immature – not fully developed.

Immobilized – prevent (something or someone) from moving or operating as normal.

Immoral – not conforming to accepted standards of morality.

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Impaired – weakened or damaged.

Impatient – having or showing a tendency to be quickly irritated or provoked.

Imperfect – not perfect; faulty or incomplete.

Impermissible – not permitted or allowed.

Impetuous – acting or done quickly and without thought or care.

Implausible – (of an argument or statement) not seeming reasonable or probable; failing to convince.

Implode – collapse or cause to collapse violently inwards.

Impolite – not having or showing good manners; rude.

Imposing – grand and impressive in appearance.

Impossible – not able to occur, exist, or be done.

Impoverished – (of a person or area) made poor.

Imprisonment – the state of being imprisoned; captivity.

Improbable – not likely to be true or to happen.

Impure – mixed with foreign matter; adulterated.

Inaccuracy – the quality or state of not being accurate.

Inadequate – lacking the quality or quantity required; insufficient for a purpose.

Inappropriate – not suitable or proper in the circumstances.

Incapable – unable to do or achieve (something).

Incoherence – the quality of being illogical, inconsistent, or unclear.

Incompatible – (of two things) so different in nature as to be incapable of coexisting.

Incomplete – not having all the necessary or appropriate parts.

Inconceivable – not capable of being imagined or grasped mentally; unbelievable.

Inconsequential – not important or significant.

Inconsiderate – thoughtlessly causing hurt or inconvenience to others.

Incorrect – not in accordance with fact; wrong.

Incredulous – (of a person or their manner) unwilling or unable to believe something.

Indecent – not conforming with generally accepted standards of behavior, especially in relation to sexual matters.

Indefensible – not justifiable by argument.

Indifferent – having no particular interest or sympathy; unconcerned.

Indiscreet – having, showing, or proceeding from too great a readiness to reveal things that should remain private or secret.

Ineffective – not producing any significant or desired effect.

Inefficient – not achieving maximum productivity; wasting or failing to make the best use of time or resources.

Ineligible – legally or officially unable to be considered for a position or benefit.

Inexcusable – too bad to be justified or tolerated.

Infamous – well known for some bad quality or deed.

Inferior – lower in rank, status, or quality.

Infringe – actively break the terms of (a law, agreement, etc.).

Infuriating – making one extremely angry and impatient.

Ingratitude – a discreditable lack of gratitude.

Inhumane – without compassion for misery or suffering; cruel.

Iniquity – immoral or grossly unfair behavior.

Injustice – lack of fairness or justice.

Insanity – the state of being seriously mentally ill; madness.

Insecurity – uncertainty or anxiety about oneself; lack of confidence.

Insensitive – showing or feeling no concern for others’ feelings.

Insignificance – the quality of being too small or unimportant to be worth consideration.

Insincere – not expressing genuine feelings.

Insolence – rude and disrespectful behavior.

Instability – the state of being unstable; lack of stability.

Insufferable – too extreme to bear; intolerable.

Insulting – disrespectful or scornfully abusive.

Interfere – intervene in a situation without invitation or necessity.

Intimidate – frighten or overawe (someone), especially in order to make them do what one wants.

Intolerable – unable to be endured.

Intrusive – causing disruption or annoyance through being unwelcome or uninvited.

Invisible – unable to be seen.

Irrational – not logical or reasonable.

Irrelevant – not connected with or relevant to something.

Irritating – causing annoyance, impatience, or mild anger.

Isolated – far away from other places, buildings, or people; remote.

Are there any negative words beginning with the letter I you think should be on this list? Drop me a comment, I’m always open to adding more words – thanks!

If you want to find more negative words starting with a different letter of the alphabet, just click one of the letters below:


Image credits – Photo by Joshua Hoehne on Unsplash

3 thoughts on “71+ Negative Words Starting With I”

  1. This blog is a comprehensive resource for writers and communicators seeking to refine their language. The list of negative words starting with ‘I’ is a valuable reference, helping us become more mindful of our speech and writing. Thanks for providing this useful tool for better communication and self-awareness.

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