ぶき武器buki
1.

A tool or instrument designed for offensive or defensive combat, utilized to defeat an enemy or ensure personal safety, such as swords, armor, or firearms.

2.

An effective means or resource that enhances one's ability to achieve a goal or gain an advantage in a particular situation, such as language skills or emotional expressions.

Example:

その軍隊は十分な武器を持っていた。

うつわutsuwa
1.

A receptacle designed for holding or storing various items, ranging from food to other materials, encompassing a broad category of utensils.

2.

The inherent qualities or abilities suitable for fulfilling a specific role or position, often reflecting a person's character and potential.

3.

Tools or instruments used to perform tasks, typically more specialized and practical compared to broader categories of equipment.

4.

A physical structure within an organism that fulfills a specific function, often referring to organs associated with various bodily processes.

Example:

いくら器だけを日本一にしても、中身が三流やったらな〜んの意味もないんちゃうの?

きよう器用kiyou
1.

Possessing the ability to perform detailed tasks with ease and without much difficulty, especially in manual work or crafts.

2.

Demonstrating exceptional judgment and adaptability, capable of handling a variety of tasks competently, even outside one’s area of expertise.

3.

Navigating situations resourcefully and efficiently, often in a way that may be seen as opportunistic or overly capable.

4.

Having diverse and useful talents that can contribute to one's success, though sometimes leading to a lack of specialization.

5.

Being able to maneuver through life and social situations skillfully, often implying a certain cleverness or shrewdness in dealing with others.

Example:

マックスは手先が器用だ。

きかい機械kikaiきかい器械kikai
1.

A tool designed to perform specific tasks through the repetition of consistent movements, often utilizing a power source and operating automatically without human intervention.

2.

An apparatus that executes precise operations or measurements, distinguishing between larger devices referred to as "機械" and smaller instruments categorized as "器械."

3.

An entity that operates based on mechanical principles to achieve a particular function, often devoid of personal will or consciousness, reflecting a loss of human qualities in its operation.

4.

A complex system consisting of interconnected parts that cooperate to perform a defined work, commonly associated with industrial processes and technological advancements.

5.

Any instrument created to assist in carrying out specific actions, typically characterized by not containing its own power source and often referred to in fields like medicine or science.

Example:

僕は今日この機械を試験するつもりです。

へいき兵器heiki
1.

A device or tool specifically designed for use in combat situations to inflict damage or destruction on enemies.

2.

Any military material utilized in warfare, including aircraft, firearms, communication equipment, and vehicles, particularly those intended for lethal purposes.

3.

Instruments or apparatus directly used in fighting, which may include sharp objects or other implements meant to harm adversaries in a battle context.

Example:

核兵器を全面的に禁止して初めて、兵器競争を止めさせることができる。