孤児・孤・みなし子|こじkoji[1]atamadaka (head-high)

1. no-adjectiveorphan
   人々ひとびとはその孤児こじを哀あわれんだ。↗

   People took pity on the orphan.
2. nounperson without friends

• Synonym遺児いじWrittenWritten/formal prose. A child left behind when a father or mother dies, as in 「交通遺児」; unlike 「孤児」, both parents need not be gone.
• Synonym親なしおやなしCasualColloquial. The state of having no parents, or used attributively for a child without them. Blunter and more direct in feel than 「孤児」.
• Synonym親なし子おやなしごCasualColloquial. A child without parents. Says more plainly than 「親なし」 that the person involved is a child.
• Synonym遺孤いこWrittenWritten/formal prose. An underage child left after the parents' death. Few usage examples, so you will rarely come across it.
• Related天涯孤独てんがいこどくWrittenWritten/formal prose. Utterly alone, with no relatives to rely on. Leans toward an adult's lonely circumstances.

For a child who has lost both parents, use 「孤児」, as in 「孤児院」 or 「戦争孤児」. A child left by a parent's death is 「遺児」; utter loneliness with no relatives is 「天涯孤独」. Colloquial 「親なし」 and 「親なし子」 are plain everyday alternatives.

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

1. 両親りょうしんのいない子供こども。
2. 仲間なかまのない人ひと。