Joining and fitting with 合
合 means join, fit, or come together.
Competition
試合 (Match)
試合 means a match or contest in sports, martial arts, or games.
It combines 試 (test) with 合 (meet) to show a competitive meeting.

A news broadcast interrupts the baseball game Tetsuhiro is watching over at his neighbor’s beach house.
- 哲浩
( : - 「あのー… ラジオか何
( かありませんか?」- “Um... Do you have a radio or something?”
- 綾子
( : - 「あ、ありますけど…」
- “Ah, there is...”
- コナン:
- 「でもこの試合
( ラジオじゃやってないみたいだよ…」- “But it seems this game isn't being broadcast on the radio.”
Joining
集合 (Gathering)
集合
It combines 集 (gather) with 合 (fit together) to show things coming together into one whole.

Chiyo and her friends from class to go a new year shrine visit together. Chiyo remarks on how crowded it is.
- 歩
( : - 「あかんみんなはなればなれになってまうー」
- “Oh no, everyone's going to end up separated!”
- とも:
- 「よし!集合
( 場所( を決( めとこう!」- “All right! Let's decide on a meeting spot!”
合同 (Combined)
合同
It combines 合 (join) with 同 (together) to show joining into one.

Kei’ichi is excited to spend four days at the beach with his university automobile club and Belldandy. His mood changes when he hears Sayoko call out to him.
- 螢一
( : - 「田宮
( 先輩( まさか美術部( と合同( でやるんじゃないでしょうね」- “Tamiya, don't tell me we're doing this with the art club!”
- 田宮
( : - 「ん……ああ。自動車部
( を題材( にしたいっていうから…… それに女( の子( がいた方( が嬉( しい…」- “It's because they said they wanted to use the automobile club as a subject... Additionally, I'm happier having girls here.”
Standards
合格 (Passing)
合格
It combines 合 (match) with 格 (standard) to show matching the standard.

Bocchi’s mother confirms with Bocchi that her exam results will be available online.
- ぼっち:
- 「お母
( さん合格( 発表( 経験( した?」- “Mom, have you ever been through the experience of waiting for exam results?”
- お母
( さん: - 「もちろん したわよ」
- “Of course!”
- 「お母
( さんの時( は郵送( だったわよ」- “Back in my day, it was sent by mail.”
- “Of course!”