デュオdyuo

1. nounduo

• SynonymデュエットNeutralA duet: two people performing one piece together, so it stresses the joint performance, while 「デュオ」 stresses the pair itself as a unit.
• Related一対いっついNeutralA matched pair, used mostly for things, as in 「一対の花瓶」; it does not refer to a musical duo or performing group.
• RelatedカップルNeutralA couple: two people dating or married; it highlights the romantic bond and does not refer to a musical duo.
• Related二人組ふたりぐみNeutralAny group of two people or pair acting together, not limited to music; frequent in news reports, as in 「二人組の男」.
• AntonymソロNeutralA solo: one person singing, playing or performing alone — the opposite of a two-person 「デュオ」.

Use 「デュオ」 for a two-person musical act. For two people performing one piece together, use 「デュエット」; for a romantic couple, 「カップル」; for any twosome, musical or not, 「二人組」. 「一対」 is for matched objects, and 「ソロ」 means one performer alone.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 二重奏にじゅうそう。二重唱にじゅうしょう。
2. 二人組ふたりぐみ。