- 置之脑后 zhìzhīnǎohòu to banish from one's mindTo put something out of one's mind; to ignore or take no notice of something completely.
- 丢在脑后 diūzàinǎohòu to forget aboutTo let something pass out of one's mind; to cast behind one's back or no longer care about something.
- 抛在脑后 pāozàinǎohòu to cast behind one's backTo cast behind one's back; to forget completely or neglect something intentionally.
- 置诸脑后 zhìzhūnǎohòu to banish from one's mindto push something to the back of one's mind; to ignore or forget about something completely