• 接続せつぞく — connection
• 接近せっきん — approach, close contact
• 面接めんせつ — interview
• 接客せっきゃく — serving customers
• 応接おうせつ — reception
• 接収せっしゅう — seizure, requisition
• 接種せっしゅ） — vaccination
• 隣接りんせつ — adjacency, being next to

The kanji 接 is made up of the hand radical 扌 and the phonetic component 妾 (pronounced ショウ). Together, they convey the idea of “connecting with the hand” or “making contact.” This character is commonly used in contexts involving interaction, response, physical or emotional connection, and being near or attached.

インターネットに 接続せつぞくできません。
I can't connect to the internet.

面接めんせつの 時間じかんを 確認かくにんしてください。
Please confirm the time of your interview.

The primary on-yomi is セツ, used in words like 接続 and 面接. The kun-yomi readings include つぐ (to connect) and つける (to attach), although they are less common in modern use.