だいぶぶん大部分daibubun
1.

A term that refers to the greater share or majority of something, indicating that it encompasses almost all of it while leaving only a small fraction aside.

2.

A word used to describe the significant portion of a whole, often implying that a consensus or commonality exists among the majority of elements within that whole.

3.

An expression denoting a predominant segment of a particular entity, suggesting that this portion plays a crucial role in defining the characteristics or opinions of the entire group.

Example:

石炭は大部分が炭素から成っている。

おおべや大部屋oobeya
1.

A spacious room designed to accommodate a significant number of people, commonly found in places like hospitals or inns where multiple individuals can stay or share living space.

2.

A dressing room where lower-ranking actors gather and socialize, often associated with theatrical performances and the actors themselves.

3.

A historically significant large chamber utilized by firemen in Edo-period samurai residences, or a space where servants and lesser workers resided.

たいぶ大部taibuだいぶ大部daibu
1.

Referring to written works, it describes a significant quantity in terms of the number of volumes, pages, or words, often indicating a complex or extensive text.

2.

An expression indicating that something constitutes the majority or a large portion of a whole, often used in a more traditional or formal context.

3.

Used to characterize works that are comprehensive or exhaustive in their coverage, suggesting a deep or thorough exploration of a subject.

Example:

私は仕事をたいぶためてしまった。

だいぶたい大部隊daibutai
1.

A significant military unit composed of multiple smaller forces, typically organized for coordination in larger operations.

2.

A group characterized by its large size and capacity, often deployed for substantial tasks or missions.

3.

A considerable aggregation of personnel or resources, functioning together towards a common objective, especially in a military context.

Example:

それは五千人の兵員を擁する大部隊なのです。