Translation and Meaning of: 行為 - koui

If you are studying Japanese or are curious about the language, you may have come across the word 行為 [こうい]. It appears in various contexts, from everyday conversations to formal texts, and carries important nuances for those who want to understand Japanese culture. In this article, we will explore its meaning, origin, and practical usage, as well as tips to memorize it effectively.

Composed of the kanjis 行 (action) and 為 (to do), こうい is one of those words that may seem simple at first glance, but has interesting layers of meaning. Here at Suki Nihongo, we aim to explain not only the translation but also how the Japanese perceive and use this term in their daily lives. Shall we get started?

Meaning and translation of 行為

行為 [こうい] is generally translated as "action," "act," or "behavior." However, its scope goes beyond these basic definitions. While in Portuguese "ação" can be something generic, in Japanese it carries a more deliberate connotation, linked to intentionality. For example, 善い行為 (ii koui) means "good deed," but with a more explicit moral weight.

In legal or formal contexts, 行為 (koui) takes on an even more serious tone. Official documents may use expressions like 不法行為 (fuhou koui) to mean "illegal act," demonstrating how the term is linked to responsibility. This difference indicates that, when learning Japanese, it's not enough to memorize translations – one must understand the cultural context behind the words.

Origin and composition of kanjis

The etymology of 行為 reveals much about its current meaning. The first kanji, 行, represents "to go," "path," or "execution," while 為 means "to do" or "to cause." Together, they form the idea of an action that follows a purpose, something that has been done with intention. This combination is not random; it reflects how the Japanese language builds abstract from concrete concepts.

Curiously, 為 has a complex history. Originally used in China to indicate "for the benefit of," it has acquired a broader meaning of "transformative action" in Japanese. When we study the origin of kanjis, we realize how 行為 carries this duality: it is both the act itself and the impact it generates. This nuance is essential to use the word correctly.

Everyday use and practical examples

In daily life, the Japanese use 行為 in situations ranging from the trivial to the solemn. A mother might say そんな行為はやめなさい (sonna koui wa yamenasai) – "stop that behavior" – to reprimand a child. In ethical discussions, we hear 社会的行為 (shakaiteki koui), or "social action," demonstrating how the term adapts to different s.

It is worth noting that 行為 (koui) often appears in news and public debates. Phrases like 彼の行為は許せない (kare no koui wa yurusenai) – "his act is unforgivable" – demonstrate how the word is linked to moral judgments. For Japanese learners, observing these uses in articles or dramas helps to internalize when and how to use it naturally.

Tips for memorizing and not getting confused

An effective strategy to fix 行為 is to associate it with real situations. Since it frequently appears in contexts of responsibility, think of examples like g a contract (契約行為) or making a mistake (過失行為). Creating flashcards with these compounds helps to memorize not only the isolated word but also its ecosystem of use.

Avoid confusing 行為 with similar such as 行動 (koudou) or 活動 (katsudou). While these refer to "behavior" in a more physical sense or "activity," respectively, こうい has a greater focus on the intention behind the act. Recognizing these subtle differences is what separates a beginner student from someone who truly masters the language.

Vocabulary

Expand your vocabulary with related words:

Synonyms and similar words

  • 行動 (Koudou) - Action, behavior, active behavior.
  • 振る舞い (Furumai) - Behavior, way of acting, how a person behaves in a social situation.
  • 動作 (Dousa) - Movement, physical action (usually in a more technical or mechanical context).
  • 作用 (Sayou) - Effect, influence, especially in scientific contexts (such as chemistry or biology).
  • 活動 (Katsudou) - Activity, actions for a specific goal or occupation.
  • 手続き (Tetsuzuki) - Procedure, process, especially in istrative contexts.
  • 仕打ち (Shibuchi) - Treatment, the way someone is treated, or the act of doing something to someone.
  • 動き (Ugoki) - Movement, change of position or state.
  • 計略 (Keiryaku) - Strategy, a plan devised to deceive or achieve a goal.
  • 策略 (Sakuryaku) - Strategy, an action plan that considers various possibilities and tactics.
  • 策 (Saku) - Measure, plan, idea, usually in a strategic context.

Related words

デモンストレーション

demonsutore-syon

demonstration

セックス

sekusu

sexual relations

カンニング

kanningu

cunning; cheating

悪者

warumono

Bad Companion; Rascal; Ruffian; Scoundrel

呼び掛ける

yobikakeru

to call for; to address; to manage (crowd)

見苦しい

migurushii

unpleasant; ugly

真似る

maneru

imitate

拭く

fuku

clean; dry

hitoe

a layer; single

馬鹿馬鹿しい

bakabakashii

stupid

行為

Romaji: koui
Kana: こうい
Type: noun
L: jlpt-n1

Translation / Meaning: act; action; conduct

Meaning in English: act;deed;conduct

Definition: do something

Quick Access
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- Sentences

How to Write in Japanese - (行為) koui

See below a step-by-step guide on how to write the word by hand in Japanese. (行為) koui:

Example Sentences - (行為) koui

See below some example sentences:

ギャングは暴力行為をする人たちの集まりです。

Gyangu wa boryoku koui wo suru hitotachi no atsumari desu

Gang is a group of people who commit acts of violence.

Gang is a gathering of people who play violence.

  • ギャング - gang
  • は - partícula que indica o tópico da frase
  • 暴力行為 - violent acts
  • を - article indicating the direct object of the sentence
  • する - to do
  • 人たち - pessoas
  • の - particle possession indicating
  • 集まり - coleta
  • です - copula indicando que a frase é uma afirmação
挨拶は大切な社交行為です。

Aisatsu wa taisetsu na shakou koui desu

Greetings are an important social act.

  • 挨拶 (aisatsu) - greeting
  • は (wa) - Topic particle
  • 大切 (taisetsu) - important, valuable
  • な (na) - adjective particle
  • 社交 (shakou) - socialization, social interaction
  • 行為 (koui) - action, behavior
  • です (desu) - Verb to be/estar in the present
最低な行為をしてはいけません。

Saitei na kōi o shite wa ikemasen

Don't make the worst act.

  • 最低な - means "the worst" or "the lowest".
  • 行為 - It means "act" or "action".
  • を - particle that indicates the direct object of the sentence.
  • して - verb form of the verb "suru" which means "to do".
  • は - Particle that indicates the topic of the sentence.
  • いけません - negative form of the verb "iku" meaning "to go". In this case, it is used to indicate that something should not be done.
殺人は許されない行為です。

Satsujin wa yurusarenai koui desu

Murder is an unacceptable act.

  • 殺人 - murder
  • は - Topic particle
  • 許されない - not allowed
  • 行為 - after
  • です - is
浅ましい行為を犯すな。

Asamashii kōi wo okasu na

Do not commit petty acts.

Don't commit a superficial act.

  • 浅ましい - adjective that means "mean," "base," "unworthy"
  • 行為 - noun that means "action", "behavior"
  • を - Particle indicating the direct object of the sentence
  • 犯す - verb that means "to commit", "to violate"
  • な - particle indicating an order or prohibition
詐欺は許されない行為です。

Sagi wa yurusarenai koui desu

Fraud is an unacceptable action.

Fraud is an unacceptable act.

  • 詐欺 - fraud
  • は - Topic particle
  • 許されない - unforgivable
  • 行為 - after
  • です - Verb "to be" in the present tense

Other Words of this Type: noun

See other words from our dictionary that are also: noun

原形

genkei

Original form; base

家来

kerai

retainer; righteousness; servant

連日

renjitsu

every day; prolonged

危険

kiken

danger; risk; potential danger

救済

kyuusai

relief; help; rescue; salvation; assistance

行為