「オフ」と「イン」を使用した句動詞 - 交流、共同作業、または試してみること（参加）

to invite someone to enter a place, often a room, office, house, etc.

招く

to put all one's attention into one thing

没頭する

to interrupt a conversation

途中で話を遮る

to add one's share of money, support, or guidance

寄付する

to concentrate and direct all one's effort, attention, and focus toward achieving a particular goal

集中する

to visit a place or someone without a prior arrangement, often casually and briefly

立ち寄る

to develop a positive relationship or connection with someone or a group, typically to gain their approval, favor, or influence

仲良くなる

to surrender to someone's demands, wishes, or desires, often after a period of resistance

譲歩する

to form a partnership or collaboration with someone or a group for a common purpose

提携する

to ask someone to come inside and join one at a particular place, typically one's home

中に招待する

to maintain a positive relationship or connection with someone, often for personal gain or advantage

関係を良好に保つ

to make a brief stop or visit to someone or somewhere, particularly to check on them

立ち寄る

to contribute to a task, usually alongside others

貢献する

to make a short, usually unplanned, visit to a place or person

立ち寄る

to interrupt someone to say something

割り込む

to greet someone into a place

案内する

to assist someone to become accustomed to a new environment

慣れさせる

to guide someone to the designated room or space

入るよう案内する

to act as a substitute for someone or something

代役を務める