keep back
• remain at a distance.
• "he had kept back from the river when he could"
• retain or withhold something.
• "he kept back £5 for himself"
Similar:
reserve,
keep in reserve,
put by,
save,
save up,
store up,
put aside,
lay aside,
set aside,
hoard,
treasure,
retain,
hold back,
keep,
keep for oneself,
hold on to,
not part with,
keep in one's possession,
set by,
keep for a rainy day,
stash away,
• make a pupil repeat a year at school because of poor marks.
• "she had been kept back a year"