無理な（むりな、murina）
- impossible

無理な means "impossible," "unreasonable," "無理な," "excessive," or "unrealistic." It describes something that is not feasible, does not make sense, or is beyond one's capabilities. It's a versatile adjective used to express that something is difficult to achieve, impractical, or against common sense. The word implies a sense of strain or the imposition of too much effort. It can also imply a lack of logic or fairness.

⚫︎無理な要求 Translation: An unreasonable/impossible request. ⚫︎無理なダイエットは体に悪い Translation: An unreasonable diet is bad for your health. ⚫︎こんな無理な 計画じゃ、成功しないよ Translation: With such an unrealistic plan, it won't succeed.

⚫︎ Use 無理な when discussing things that are impossible, unrealistic, or beyond the scope of what is reasonable. ⚫︎ It is often used to express a negative judgment or opinion about a situation, request, or plan. ⚫︎ It can be used in various contexts, from personal advice to business discussions. ⚫︎ Commonly used to decline a request or to express disagreement.

⚫︎ The base form is 無理(muri). ⚫︎ It is typically written in kanji 無理, but sometimes written in hiragana むりfor emphasis or to aid readability. ⚫︎ The adjective form is 無理な. The な suffix is the adjectival suffix.

⚫︎ 不可能（な）（fukanou (na)） - impossible (formal) ⚫︎ 不可能な（fukanouna）: Impossible ⚫︎ 非現実的（な）（higenjitsuteki (na)）- unrealistic ⚫︎ 不可能な（fukanouna）: impossible ⚫︎ 過度（な）（kado (na)）- excessive ⚫︎ 不当（な）（futou (na)）- unfair

⚫︎ 可能（な）（kanou (na)） - possible ⚫︎ 現実的（な）（genjitsuteki (na)） - realistic ⚫︎ 妥当（な）（datou (na)） - reasonable, appropriate

彼は無理な仕事を引き受けた。 ・Translation: He took on an impossible job. ・Explanation: This sentence shows that the work assigned to him was 無理な, meaning he could not do the work.

そんな無理なこと、できるわけがないよ！ ・Translation: There's no way you can do something so impossible! ・Explanation: This sentence strongly emphasizes the improbability or 無理な of the task.

The word 無理 is composed of two kanji: 無 (mu), meaning "not" or "without," and 理 (ri), meaning "reason," "logic," or "principle." Therefore, 無理 literally translates to "without reason" or "unreasonable." The addition of the adjectival suffix な changes the noun 無理 into an adjective, which is 無理な.