ph.
make a pupil repeat a year at school because of poor marks
Oxford Dictionary
ph.
make a student repeat a year at school because of poor grades
Oxford American Dictionary
ph.
retain or withhold something
Oxford American Dictionary
ph.
retain or withhold something
Oxford Dictionary
ph.
cause someone or something to remain at a distance
Oxford American Dictionary
ph.
cause someone or something to remain at a distance
Oxford Dictionary
ph.
remain (or cause someone or something to remain) at a distance
Oxford American Dictionary
ph.
remain (or cause someone or something to remain) at a distance
Oxford Dictionary