台Taivo A Taiwan Mandarin dictionary

小指

xiǎozhǐ

ㄒㄧㄠˇ ㄓˇ

Example

人的手有五個手指: 拇指、食指、中指、無名指和小指。

rén de shǒu yǒu wǔ gè shǒuzhǐ mǔzhǐ shízhǐ zhōngzhǐ wúmíngzhǐ hàn xiǎozhǐ

The hand has five fingers: the thumb, the index finger, the middle finger, the ring finger, and the pinky.

Keep 小指 and it comes back until you know it.