휴대폰이 · 휴대폰을
cell phone, mobile phone
Example
휴대폰을 집에 두고 왔어요.
I left my phone at home.
Word parts
휴 carry+대 carry along
휴대 (portable) + English 'phone'. 핸드폰 = 'hand phone'.
Good to know
핸드폰 and 휴대폰 are both everyday words for a mobile phone; 폰 alone is casual.
Related words