登高一呼

to make a clarion call / to make a public appeal

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

surname Gao

high / tall / above average / loud / your (honorific)

to scale (a height) / to ascend / to mount / to publish or record / to enter (e.g. in a register) / to press down with the foot / to step or tread on / to put on (shoes or trousers) (dialect) / to be gathered and taken to the threshing ground (old)

to call / to cry / to shout / to breath out / to exhale

variant of 呼[hu1] / to shout / to call out