いきなり（いきなり、ikinari）
- suddenly

The Japanese word いきなり means "suddenly," "all of a sudden," "abruptly," or "without warning." It indicates that something happened unexpectedly or without prior notice. It describes an action or event that occurs immediately or at an unexpected moment. The word emphasizes the suddenness and lack of preparation.

⚫︎いきなり雨が降り出した。 Translation: It suddenly started raining. ⚫︎彼はいきなり泣き出した。 Translation: He suddenly started crying. ⚫︎いきなり電話が鳴った。 Translation: The phone rang suddenly.

You can use いきなり in various situations to express that something happened unexpectedly. ⚫︎ It is often used to describe events, actions, or changes in state that occur without warning. ⚫︎ You can use it when you want to emphasize the suddenness of something. ⚫︎ It is frequently used at the beginning of a sentence, but it can also appear elsewhere. ⚫︎ Commonly used in both formal and informal conversations.

いきなり is typically written in hiragana. There is no Kanji for this word.

⚫︎ 突然 (とつぜん) - suddenly, abruptly ⚫︎ 急に (きゅうに) - suddenly, abruptly ⚫︎ 不意に (ふいに) - unexpectedly

While there isn't a direct antonym, words or phrases that imply a planned or gradual action can be considered opposites. ⚫︎ 徐々に (じょじょに) - gradually ⚫︎ 次第に (しだいに) - gradually ⚫︎ ゆっくりと - slowly

彼はいきなり立ち上がって、部屋を出て行った。 ・Translation: He suddenly stood up and left the room. ・Explanation: This sentence uses いきなり to show the suddenness of the action - he stood up and left without any warning.

いきなり停電になったから、びっくりした。 ・Translation: I was surprised because the power went out suddenly. ・Explanation: This sentence uses いきなり to indicate the unexpectedness of the power outage.

The etymology of いきなり is not entirely clear, but it is believed to have originated from the expression 行き成り (いきなり) which literally translates to "at a sudden moment" or "immediately upon going/arriving". The kanji form, however, is not used nowadays.