男子|だんしdanshi[1]atamadaka (head-high)

1. nounboy
   このクラスは女子じょしが男子だんしより多おおいです。↗

   There are more girls than boys in this class.
2. nounman; male
   そこらへんは、男子だんしと女子じょしとでは違ちがうんだってば。↗

   Obviously that's different for men and women.

• Synonym男の子おとこのこNeutralA boy, or an affectionate way to refer to a young man; very common in speech. 「男子」 is the word for school and sports settings, e.g. class or team groupings.
• Synonym少年しょうねんNeutralA boy younger than a 「青年」, chiefly male; in legal use it also covers minors, as in 「少年法」.
• Synonym男性だんせいNeutralA person of male sex, mostly adults; neutral to formal in tone. 「男子」 tends to mean boys, students, or a men's group or division.
• Synonym男の人おとこのひとNeutralA casual spoken term for an adult man, more easygoing than 「男性」. 「男子」 is what you use for students or for grouping contestants.
• Synonym童子どうじWrittenA written word for a child or boy, also a boy attending on a noble; found mainly in Buddhist texts and classical prose, not everyday speech.
• Synonym坊やぼうやCasualAn endearing way to address a little boy; can also jeer at a young man lacking worldly sense. 「男子」 belongs to school and sports talk.
• Synonym男児だんじWrittenA boy, as in 「男児を出産」; also a stalwart man, as in 「日本男児」. Fairly written in tone.
• Antonym女子じょしNeutralGirls, female students, or the women's division in a competition; the female counterpart of 「男子」.

Use 「男子」 for boys or males in school and sports settings, like class groupings or event divisions. For adult men say 「男性」, or 「男の人」 in casual speech; for young boys say 「男の子」. The remaining words are literary, colloquial, or dated — pick by register.

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

1. 男の子おとこのこ。少年しょうねん。
2. むすこ。
3. 男おとこの人ひと、男性だんせい。特とくに家計かけいや社会しゃかいの担い手にないてとしての男性だんせい。