Keiyoushi – Japanese adjectives of type i [い]

In the Japanese language, adjectives can be divided into 2 types, those ending in "i" [い] and those ending in "na" [な]. In this article, we are going to learn some of the Japanese adjectives ending in "i" [い] called keiyoushi.

Japanese adjectives are words that attribute a quality or characteristic to nouns. A. Adjectives of the type [い] have this name because they end with the letter [i].

So whenever you come across a Japanese word that ends with [い] before a noun, it's probably an adjective.

We also recommend reading:

• Adjectives in the form -sa / -sou / -me
• List of Japanese adjectives of the N4 and N5
• SOV Structure - How to Create Sentences in Japanese

Conjugating adjectives ending with i [い]

There are several ways to conjugate adjectives in [い]. One of them is using suffixes like:

• です - Desu is a polite way to end sentences with adjectives;
• くない - Kunai is a negative form to say that something is not a certain adjective;
• なる - To become and Transform;
• was - Past;

Forma くない - Negative

To conjugate an adjective like "nice" negatively, just replace the [い] with [くない]. See an example of the negative sentence: Not nice;

凄くないです
Sugokunai desu

Form く- Link with て

The "KU" [く] also serves to link a sentence using the form te [て] as in the sentence: It is red and beautiful;

赤くてきれいです。
akakute kirei desu

We recommend reading: Te (て) - How does this form work in Japanese?

Form -えば - Condition "if"

The form "-EBA" [えば] is used to indicate condition, example: if it is red;

赤ければ
akakereba

Forma なる - Become

Ending adjectives with “NARU” [なる] (means to become or transform), you can create the following expressions: My room will be bigger;

私の部屋は広くなる 
watashi no heya wa hirokunaru

Form かった - Past

You can use "KATTA" [かった] which indicates past:

• old house [古かった家] House that was old;
• It was awesome [凄かったです] It was cool;
• wasn't great;

There are other forms as well, but we won't go into details so as not to confuse too much. Not to mention that there are many ways of blending the adjective with the verbs. We will leave below some other conjugation forms:

• souda [そうだ] Indicates it seems to be. Except for ない (なさそう) and よい;
• kattari [かったり] Indicates a temporary situation;
• kunakattari [くなかったり] Negative form of かったり;
• kute [くて] Connecting form;
• kunakereba [くなければ] Negative form of ければ;
• sugiru [すぎる] Means "to be too much," excessively;
• sa [さ] Transforms the "adjective" into a "noun";
• ki [き] Used poetically;
• me [め] In a way...
• me [み] Adjectives turn into verbs with the ending む, like kanashimu, tanoshimu, kurushimu;

List of Adjectives ending in i [い]

Now let's see a list of adjectives ending in [い] so you can practice and memorize.

this Audio to practice speaking using the table below: Click Here.

• Abunai [危ない] Dangerous.
• Red [赤い] Red.
• Akarui [明るい] Bright, illuminated; cheerful person. ⇔ Kurai 暗い
• Sweet [甘い] Sweet. ⇔ Bitter 苦い
• Aoi [青い] Blue, green (in the case of a traffic light).
• Arai [荒い] Rough (attitude); rough (surface).
• Arigatai [ありがたい] Grateful.
• Asai [浅い] Raso, shallow. ⇔ Fukai 深い
• Atarashii [新しい] New. ⇔ Furui 古い Old
• Warm [暖かい] Hot, warm. ⇔ Cold 寒い
• Thick [厚い] Espresso. ⇔ Thin 薄い
• Atsui [暑い] Hot (environment). ⇔ Samui 寒い
• Hot [熱い] Warm (object). ⇔ Cold 冷たい
• Awatadashii [あわただしい] It is said when one is very busy and doesn't know what to do.
• Ayashii [怪しい] That causes distrust.
• Small [小さい] Little. ⇔ Big 大きい
• Chikai [近い] Close. ⇔ Tooi 遠い Far.
• Darui [だるい] It is said when the body is weak.
• Erai [偉い] Important, great; extreme
• Deep [深い] Deep. ⇔ Shallow 浅い
• Old [古い] Old. ⇔ New 新しい
• Fusawashii [相応しい] That is suitable, that fits, that is due.
• Thick [太い] Of large diameter; thick. ⇔ Thin 細い
• Hageshii [激しい] Violent; expresses being more than normal.
• Hanahadashii [はなはだしい] Extreme.
• Hanahanashii [華々しい] Beautiful; grandiose.
• Hayai [早い] Fast, quick (time). ⇔ Osoi 遅い
• Hayai [速い] Fast (speed). ⇔ Osoi 遅い
• Hazukashii [恥ずかしい] Embarrassed.
• Hidoi [ひどい] Extreme; excessive.
• Hikui [低い] Low. ⇔ Takai 高い High
• Hiroi [広い] Wide, of large area. ⇔ Semai 狭い Narrow
• Hitoshii [等しい] Equal, equivalent.
• I want [欲しい] I have desire.
• Ichijirushii [著しい] Remarkable.
• Good. ⇔ Bad.
• Brave [勇ましい] Valente.
• Busy [忙しい] Overloaded, occupied.
• Itai [痛い] Sore.
• Iyashii [卑しい] Low, vile, despicable.
• Kagayakashii [輝かしい] Brilliant.
• Kanashii [悲しい] Sad. ⇔ Ureshii 嬉しい Happy.
• Karai [辛い] Spicy (flavor).
• Karui [軽い] Light; easy ⇔ Omoi 重い
• Wise [賢い] Expert.
• Katai [かたい] Hard. ⇔ Yawarakai 柔らかい Soft.
• Kawaii [かわいい] Cute, dear.
• Kawairashii [かわいらしい] Dear, kind. ⇔ Nikurashii 憎らしい
• Kayui [痒い] That causes itchiness.
• Kemui [煙い] Smoky.
• Kewashii [険しい] Dangerous (place).
• Kibishii [厳しい] Rigid.
• Kiiroi [黄色い] Yellow.
• Kimuzukashii [気難しい] Difficult to deal with (person).
• Kitanai [汚い] Dirty. ⇔ Pure
• Kitsui [きつい] Heavy (work, attitude).
• Kiyoi [清い] Clear. ⇔ Kitanai 汚い
• Koi [濃い] Espresso, thick (liquid). ⇔ Usui 薄い
• Longing [恋しい] Nostalgic.
• Kokoroyoi [快い] Pleasant.
• Komakai [細かい] Detailed; small.
• Konomashii [好ましい] Preferable.
• Kowai [怖い] It is scary.
• Kudoi [くどい] Annoying person; Past (flavor).
• Kurai [暗い] Dark (environment). ⇔ Akarui 明るい
• Kuroi [黒い] Black color.
• Kurushii [苦しい] That causes suffering.
• Kusai [臭い] The unpleasant odor.
• Kusuguttai [くすぐったい] That makes you ticklish.
• Kuwashii [詳しい] Detailed; a person with deep knowledge on the subject.
• Kuyashii [悔しい] Feeling of regret for not being able to succeed.
• Bright [眩しい] Dazzling.
• Ambiguous [紛らわしい] That deceives, ambiguous, leaving in doubt.
• Marui [丸い] Round-shaped.
• Mazui [まずい] Badly made; of bad taste. ⇔ うまい, おいしい
• Mazushii [貧しい] Poor.
• Medetai [めでたい] Desire to celebrate.
• Rare Raro.
• Migurushii [見苦しい] That causes discomfort to the eye.
• Short [短い] Short. ⇔ Long 長い
• Ugly [醜い] Ugly. ⇔ Beautiful 美しい
• Misuboroshii [みすぼらしい] That appears shabby.
• Mittomonai [みっともない] Shameful.
• Monosugoi [物凄い] Incredible, impressive.
• Moroi [もろい] Fragile, easy to break.
• Munashii [空しい] Empty.
• Muzukashii [難しい] Difficult. ⇔ Yasashii 易しい Easy
• Nagai [long] Long. ⇔ Mijikai [short]
• None [無い] That does not have.
• Namanamashii [生々しい] New; vivid.
• Natsukashii [懐かしい] That brings nostalgia.
• Sleepy [眠い] Drowsy.
• Dull [鈍い] Slow response (movement), obtuse (object). ⇔ Sharp 鋭い
• Nigai [苦い] Bitter. ⇔ Amai 甘い Sweet
• Nikui [憎い] Hateful.
• Nikurashii [憎らしい] Hateful. ⇔ かわいらしい
• Noroi [のろい] Slowpoke.
• Warm [ぬるい] Morning (liquid).
• Oishii [おいしい] Delicious. ⇔ Bad.
• Okashii [おかしい] Strange; funny.
• Congratulations [おめでたい] Polite form of めでたい.
• Omoi [重い] Heavy. ⇔ Karui 軽い Light
• Omoshiroi [おもしろい] Interesting; funny. ⇔ つまらない
• Ooi [多い] Numerous. ⇔ Sukunai 少ない Few.
• Ookii [大きい] Big. ⇔ Chiisai [小さい] Small.
• Young [幼い] Puerile, childish.
• Oshii [惜しい] Feeling of regret, waste.
• Slow [遅い] Slow; late. ⇔ Fast
• Osoroshii [恐ろしい] That inspires fear, dread.
• Otonashii [おとなしい] Calm, docile.
• Sabi(mi)shii [寂しい] Feeling of loneliness.
• Samui [寒い] Cold (environment). ⇔ Atsui 暑い, Atatakai 暖かい
• Sawagashii [騒がしい] Noisy.
• Narrow [狭い] Tight. ⇔ Wide 広い
• Shibui [渋い] Of astringent flavor; grumpy.
• Shiroi [白い] White (color).
• Shitashii [親しい] Intimate.
• Shitsukoi [しつこい] Persistent, annoying.
• Careless Descuidado
• Sôzôshii [騒々しい] Noisy.
• Subarashii [素晴らしい] Wonderful.
• Sugasugashii [すがすがしい] Refreshing.
• Sugoi [すごい] Amazing, impressive, awesome.
• Sukunai [少ない] Few in number. ⇔ Ooi 多い Many
• Suppai [酸っぱい] Of sour taste.
• Sharp [鋭い] Insightful (person); pointed (object). ⇔ Dull 鈍い
• Susamajii [すさまじい] Impressive.
• Suzushii [涼しい] Fresh (weather).
• Tadashii [正しい] Correct.
• Takai [高い] High (object, price). ⇔ Hikui 低い
• Takumashii [逞しい] Strong, robust.
• Reliable [頼もしい] In whom one can trust, whom one can count on.
• Fun [楽しい] Entertaining. ⇔ Boring
• Tayasui [たやすい] Easy.
• Toboshii [乏しい] Poor, scarce.
• Far [遠い] Distant, far. ⇔ Close 近い
• Tsumaranai [つまらない] Boring, uninteresting. ⇔ おもしろい, Tanoshii 楽しい
• Tsumetai [冷たい] Cold, chilly (things). ⇔ Atsui 熱い, Atatakai 暖かい
• Tsurai [辛い] Hard, painful.
• Strong [強い] Strong. ⇔ Weak 弱い
• Umai [うまい] Well made; tasty. ⇔ まずい
• Urameshii [恨めしい] That makes us feel pity, anger.
• Enviable [うらやましい] Invidious.
• Ureshii [嬉しい] Happy. ⇔ Kanashii 悲しい Sad
• Noisy [うるさい] Noisy.
• Usugurai [薄暗い] A bit dark (environment).
• Thin Fino (condensation); light color. ⇔ Dark
• Utagawashii [疑わしい] that brings mistrust.
• Utoi [疎い] little known, not very close.
• Beautiful [美しい] Beautiful, lovely. ⇔ Ugly 醜い
• Uttôshii [うっとうしい] Gloomy, dark.
• Young [若い] New (time, age).
• Bad [悪い] Bad, poor. ⇔ Good 良い
• Wazurawashii [煩わしい] Noisy, loud.
• Yabai [やばい] Dangerous; expresses a not good situation.
• Yakamashii [やかましい] Noisy; demanding; strict.
• Yasashii [優しい] Gentle in nature, docile.
• Easy [ ] Easy. ⇔ Difficult 難しい
• Yasui [安い] Cheap. ⇔ Takai 高い Expensive
• Soft [柔らかい] Soft, tender. ⇔ Hard
• Good [良い] Good. ⇔ Bad 悪い
• Yoroshii [よろしい] Polite form of 良い.
• Weak [弱い] Weak. ⇔ Strong 強い
• Loose [緩い] Floppy (things).
• Cheaty [ずるい] Expert, trickster.
• Zûzûshii [ずうずうしい] Shameless.

Videos about adjectives i [い] in Japanese

To finish, let's share some videos for you to study. I hope you enjoyed this little article... If you liked it, share our list of adjectives ending in i [い] with your friends.