How to say "round" in Japanese

• 丸いまるいJLPT N5approx.Common
  i-adjectiveThe adjective for the shape sense of round: things that are circular or spherical. Use it to describe the shape of an object, such as a ball, or a person's round face.
  コロンブスは地球ちきゅうが丸まるいと信しんじていた。↗

  Columbus believed that the earth was round.
• ラウンドCommon
  prenominal modifierThe loanword for round as a shape label in expressions like a round table or a round collar. It is not the general adjective for roundness; for that, use 丸い.
• 巡回じゅんかいCommon
  noun, suru verb, intransitive verbA noun for the act of going around: a patrol or circuit — the 'round' made by a guard, for example — or a tour. This is round as an activity, not a shape.
  巡査じゅんさはいつものように夜間やかんの巡回じゅんかい中ちゅうだった。↗

  The policeman was on his usual nightly round.

「丸い」 is the adjective for round as a shape — circular or spherical things; 「ラウンド」 appears in expressions like round table or round collar; 巡回 is the noun for a round as a circuit, patrol, or tour.

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

• 丸いまるいround
• ラウンドround (table, collar, etc.)
• 巡回じゅんかいgoing around
• まろやかround
• もも肉ももにくleg (meat)
• 丸っこいまるっこいround
• 円かまどかround
• 玉型たまがたround
• まあるいround
• イチボaitchbone (meat)
• 輪唱りんしょうtrolling
• 回かいinning (baseball)
• 一番いちばんgame
• 回りまわりround
• ころころchubby (and cute)
• 場ばround (east, south, etc.)