騎手|きしゅkishu[1]atamadaka (head-high)

1. nounhorseman; rider; jockey
   崖がけから落おちた騎手きしゅも馬うまもまもなく救助きゅうじょされた。↗

   The man and his horse that fell off the cliff were soon rescued.

• SynonymライダーNeutralA loanword mostly for motorcycle or bicycle riders; 「騎手」 is specific to horseback riding, so the two apply to different things.
• Synonym乗り手のりてNeutralRefers to a person riding in or on a vehicle, or someone skilled at handling horses or bicycles; 「騎手」 is specific to horseback riders, especially in racing.
• Synonym馬乗りうまのりNeutralDenotes the act or posture of riding a horse or straddling, as in 「馬乗りになる」; it does not refer to a person — call the rider 「騎手」.
• RelatedジョッキーNeutralA loanword for a horse-racing jockey only; interchangeable with 「騎手」 in that racing sense, but 「騎手」 also covers horseback riders in general.

Use 「騎手」 for a horseback rider, especially a racehorse jockey; 「ジョッキー」 also works for a racing jockey. Use 「ライダー」 for motorcycle riders and 「乗り手」 for a passenger or skilled rider. 「馬乗り」 is the act, not the person.

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

1. 馬うまに騎乗きじょうして操あやつる人ひと。
2. 競馬けいばで競走馬きょうそうばに騎乗きじょうする人ひと