(pos:量詞)
<explanation>
yue:用嚟數家庭人口
eng:classifier for members in a family
<eg>
yue:一家四口 (jat1 gaa1 sei3 hau2)
eng:a family of four
<eg>
yue:一家四口去旅行。 (jat1 gaa1 sei3 hau2 heoi3 leoi5 hang4.)
eng:Four family members travel together.
----
<explanation>
yue:用於語言
eng:classifier for languages
<eg>
yue:佢講一口流利嘅英語。 (keoi5 gong2 jat1 hau2 lau4 lei6 ge3 jing1 jyu5.)
eng:She speaks English very well.
----
<explanation>
yue:用喺同口有關嘅事物
eng:classifier for oral related objects
<eg>
yue:一口氣 (jat1 hau2 hei3)
eng:one breath
<eg>
yue:一口煙 (jat1 hau2 jin1)
eng:cigarette breath
<eg>
yue:終於見完工，即刻鬆一口氣。 (zung1 jyu1 gin3 jyun4 gung1, zik1 hak1 sung1 jat1 hau2 hei3.)
eng:I breathed a sigh of relief after finishing the job interview.
----
<explanation>
yue:用嚟數細件嘅物品
eng:classifier for assorted small objects
<eg>
yue:一口針 (jat1 hau2 zam1)
eng:one needle
<eg>
yue:一口釘 (jat1 hau2 deng1)
eng:one nail
<eg>
yue:燒口炮仗 (siu1 hau2 paau3 zoeng2)
eng:to shoot off a firecracker

(pos:名詞)
<explanation>
yue:人或動物飲食、發聲嘅器官（量詞：個）
eng:mouth, the organ of an animal
<eg>
yue:擘大個口。 (maak3 daai6 go3 hau2.)
eng:Open your mouth widely.
----
<explanation>
yue:內外相通嘅出入處；#關卡
eng:opening; entrance
<eg>
yue:巷口 (hong6 hau2)
eng:entrance of an alley
<eg>
yue:樽口 (zeon1 hau2)
eng:bottleneck
----
<explanation>
yue:破裂嘅地方
eng:cut; hole; gash
<eg>
yue:#傷口 (soeng1 hau2)
eng:wound