吹ふき出だし口ぐち

ふ

き

だ

し

ぐ

ち

Meanings

Refers to the opening or spout from which air, gas, or liquid is blown out, such as on an air conditioner, hair dryer, or engine.

ノズル
ノズル is a more general loanword for nozzle, often used in mechanical or industrial contexts. 吹き出し口 specifically emphasizes the blowing-out function and is common in everyday appliances.
排はい気き口こう
排気口 is an exhaust outlet, typically for removing air or fumes, while 吹き出し口 is for blowing out conditioned or processed air.

Compound of 吹き出し (fukidashi, 'blowing out', from 吹く 'to blow' + 出す 'to put out') + 口 (kuchi, 'mouth, opening').