半々(はんはん)

A casual and commonly used word for expressing an even split. Functions as both a noun and an adverb. Very natural in everyday conversation when discussing splitting costs, chances, or opinions.

Usage

• As a noun: 半々(はんはん)だ (it's fifty-fifty)
• As an adverb: 半々(はんはん)に分(わ)ける (to split evenly)

Common collocations

• 半々(はんはん)に分(わ)ける: to divide in half
• 半々(はんはん)の確率(かくりつ): a fifty-fifty chance
• 割(わ)り勘(かん)で半々(はんはん): going Dutch, splitting the bill evenly

Similar words

• 五分五分(ごぶごぶ): fifty-fifty — more formal, often used for chances or odds
• 折半(せっぱん): splitting in half — more formal, used for dividing costs or shares
• 半分(はんぶん): half — a simple fraction, not specifically an even split between two parties