カップルkappuru

1. nouncouple
   カップルは写真しゃしんのためにポーズをとった。↗

   The couple posed for the photograph.

• SynonymアベックCasualColloquial loanword from French for two people out together, especially a man and a woman; also in 「アベック優勝」. Now sounds dated — 「カップル」 is the word in use today.
• Synonym一対いっついWrittenWritten word for a matched set or pair, of people or things, as in 「一対の花瓶」; 「カップル」 usually means lovers or a married couple.
• Synonym二人組ふたりぐみNeutralA two-person team or pair acting together, with no romantic implication; 「カップル」 typically means lovers or a married couple.
• Related夫婦ふうふNeutralNative-Japanese word for a married couple; also for matched items in a large-and-small pair, as in 「夫婦茶碗」. 「カップル」 is not limited to married pairs.
• RelatedデュオNeutralLoanword for a duet or two-person act, mostly in music and entertainment; 「カップル」 usually refers to lovers or a married couple.
• Related好一対こういっついWrittenWritten word for a strikingly well-matched pair, as in 「好一対の夫婦」, stressing how well the two suit each other; 「カップル」 simply names the pair itself.
• AntonymシングルNeutralLoanword for being single or for one person only; it is the opposite of 「カップル」 on the paired-versus-single contrast.
• Antonym単独たんどくWrittenWritten word for doing something alone or solo, chiefly of actions; it contrasts with 「カップル」 as single versus paired.
• AntonymひとりNeutralOne person, or being alone or unattached; it is the opposite of 「カップル」 in the two-as-a-pair versus on-your-own contrast.

Use 「カップル」 for a couple — two lovers or a married pair, as in 「お似合いのカップル」. 「アベック」 is the dated old word for a man-and-woman twosome; 「二人組」 is any two-person team; 「夫婦」 is specifically a married couple; 「デュオ」 a musical duo; 「一対」 and 「好一対」 are written words for matched or well-matched pairs. For opposites, 「シングル」 and 「一人」 cover being single or alone, and 「単独」 acting solo.

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

1. 一いち対たいの存在そんざい。
2. 語義ごぎ1のうち、特とくに夫婦ふうふ、恋人こいびとの関係かんけいにある二人ふたり。