インテリジェントinterijento

1. na-adjective, nounintelligent
   このプロダクトはインテリジェント総合そうごう情報じょうほうシステムです。↗

   This product is an intelligent integrated information system.

• Synonym利口りこうNeutralClever and sensible, quick to catch on; also used to praise well-behaved children and pets. More colloquial than 「インテリジェント」.
• Synonym賢いかしこいNeutralThe everyday word for smart: good at thinking and quick to learn; can also mean well-behaved. Use this of people instead of 「インテリジェント」.
• Synonym賢明けんめいWrittenWritten word for wise and sensible, praising sound judgment as in 「賢明な判断」; about decisions, not raw brainpower.
• Synonym英明えいめいFormalFormal praise for a leader's outstanding judgment, as in 「英明な君主」.
• Synonym聡明そうめいWrittenWritten word for intelligent with strong comprehension, often in praise; the usual written stand-in for 「インテリジェント」 about people.
• Synonym利根りこんWrittenWritten word for intelligence one is born with, innate cleverness; rarely used in modern Japanese.
• Synonym利発りはつWrittenWritten word for bright and quick-witted, often said of children, as in 「利発な子」, though not limited to them.
• SynonymさといWrittenWritten word for sharp senses and quick understanding, as in 「耳聡い」; about keen perception rather than overall intelligence.
• Synonym明敏めいびんFormalFormal word for a keen mind that quickly sees to the essence of things; mostly used in praise.
• Synonym穎悟えいごFormalFormal and rare, with a strong classical flavor: naturally gifted, quick intelligence.
• Synonym怜悧れいりWrittenWritten word for a keen, incisive mind; on occasion it also carries a cool, cutting edge.
• Synonym才気煥発さいきかんぱつFormalFormal phrase for overflowing talent whose edge shows outwardly; brilliance on full display.
• Related賢しいさかしいWrittenWritten word for clever, but today mostly derogatory — too clever for one's own good, as in 「小賢しい」.
• Related俊秀しゅんしゅうFormalFormal word for outstanding talent and intellect; it leans toward naming a gifted person, though it can describe the quality too.
• Antonym愚鈍なWrittenWritten antonym: dull and slow-witted, the opposite of bright 「インテリジェント」.

「インテリジェント」 mostly modifies things, as in 「インテリジェントビル」. For people, say 「賢い」 or 「頭がいい」 in speech, 「聡明」 in writing. 「利口」 suits well-behaved kids and pets, 「利発」 quick wits (often a child's), 「賢明」 wise decisions; 「賢しい」 is now mostly negative.

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

1. 頭あたまがよく、物事ものごとを上手じょうずに理解りかいし判断はんだんできるさま。