一いっ緒しょにする

expression, suru verb (irregular)

do together; do something jointly

Used when two or more people perform an activity together. Often appears with ～と or ～といっしょに.

• 友とも達だちと一いっ緒しょに宿しゅく題だいをした。

  I did homework together with my friend.

expression, suru verb (irregular)

put together; lump together; mix; join

Refers to physically or conceptually combining things into one group or mixture. Can be used for objects, ideas, or people.

• 砂さ糖とうと塩しおを一いっ緒しょにしないでください。

  Please don't mix the sugar and salt together.

• これらの書しょ類るいを一いっ緒しょにしてファイルに綴とじた。

  I put these documents together and filed them.

expression, suru verb (irregular)

regard in the same light; put in the same category; confuse

Used when treating different things as if they were the same, often with a negative nuance of unfairly equating or confusing them. Common pattern: AとBを一緒にする.

• 彼かれは趣しゅ味みと仕し事ごとを一いっ緒しょにしてはいけないと言いった。

  He said you shouldn't confuse hobbies with work.

• あの二人ふたりを一いっ緒しょにしないでほしい。

  I don't want you to lump those two together.

expression, suru verb (irregular)

arrange for (two people) to marry; bring together as a couple

A somewhat old-fashioned expression for matchmaking or arranging a marriage. Often used in the context of parents or go-betweens.

• 祖そ母ぼが二人ふたりを一いっ緒しょにしようとしている。

  My grandmother is trying to bring the two of them together (as a couple).