随时

同时 tóngshí HSK 2 #966

at the same time / simultaneously / moreover

那时 nàshí HSK 2 #891

at that time / back then

当时 dāngshí HSK 2 #483

at that time / then

随时随地 suíshísuídì HSK 7-9 #13,526

anytime and anywhere / whenever and wherever

随便 suíbiàn HSK 2 #789

as one pleases / casual / whatever

这时候 zhèshíhou HSK 2 #5,372

at this time / at this moment

小时候 xiǎoshíhou HSK 2 #2,274

in one's childhood / when one was young

平时 píngshí HSK 2 #3,335

usually / in normal times / ordinarily

这时 zhèshí HSK 2 #5,156

at this moment / right then; just then

时光 shíguāng HSK 5 #1,606

time; years / period of time (often nostalgic)