give up one's seat(for someone; в транспорте: A 76-year-old man from northwest China has taken to wearing an LED badge on his chest that says "no need to give up your seat [for me]" on the subway.ikondra)
stand for(в транспорте старшим: "Students using the concession student fare should stand for adults." Translink in Brisbane have a policy prohibiting students traveling on a student ticket from sitting when adults are standing.net.aumasizonenko)
stand up for(в транспорте старшим: I still stand up for the elderly on the bus if I am occupying a seat and there are none left, and I see people my age doing the same all the time.lexicographer)
