哨 (w)

(shào) a whistle; sentry

哨兵 (w)

(shàobīng) sentinel

哨卡 (w)

(shàoqiǎ) border sentry post

哨子 (w)

(shàozi) a whistle

哨子声 (w)

(shàozishēng) whistling sound

哨所 (w)

(shàosuǒ) watchhouse; sentry post

哨笛 (w)

(shàodí) a whistle