- 患难与共 huànnànyǔgòng to go through thick and thin togetherto share trials and tribulations; to stick together through adversity or disaster and hardship
- 患难之交 huànnànzhījiāo friend in needA friend with whom one has shared hardships and tribulations; a deep and loyal friendship forged during difficult times.
- 患难夫妻 huànnànfūqī husband and wife who have shared hardshipsA husband and wife who have gone through difficult times and supported each other together.
- 可共患难 kěgònghuànnàn to go through thick and thincan be trusted in times of trouble; to endure hardships together
- 患难见真情 huànnànjiànzhēnqíng adversity reveals true friendshipA friend in need is a friend indeed; true feelings and loyalties are most clearly seen when one is going through difficult or dangerous times.