座垫

Traditional form:

座墊

Pinyin (reading):

zuòdiàn

Definitions:

• saddle (of a bicycle); seat (of a car or bike)
• chair cushion

Characters:

• 座 - seat; stand, base
• 垫 - cushion, mat, pad; to advance money, to pay for another

Traditional characters:

• 座 - seat; stand, base
• 墊 - cushion, mat, pad; to advance money, to pay for another