大家|たいかtaika[1]atamadaka (head-high)

1. nounmaster; expert; authority; leading figure
   あの人ひとは物理学ぶつりがくの大家たいかです。↗

   He is an authority on physics.
2. nounmansion; large house
3. nounrich family; distinguished family

• Synonym名人めいじんNeutralA person of outstanding skill in a craft; also a professional title in go and shogi. 「大家」 stresses an authoritative master in academic or artistic fields.
• Synonym巨匠きょしょうWrittenA formal word for a great master of the arts, stressing eminent creators in fields like painting and music; 「大家」 covers a wider range of fields.
• Synonym達人たつじんNeutralA highly skilled expert, stressing mastery of technique; common in everyday speech and not necessarily a venerable figure like 「大家」.
• Synonym権威けんいWrittenStresses authority, prestige and influence; also an authority figure. 「大家」 is a deeply accomplished master and can mean a distinguished family or mansion, but not power.
• SynonymマエストロNeutralA loanword for a maestro, used above all for great musicians and conductors; 「大家」 is not tied to any particular field.
• SynonymオーソリティーWrittenA loanword for a recognized authority in a field, used in written or formal prose; 「大家」 is the more common word.
• Synonym大立者おおだてものNeutralThe most influential figure in a field, as in 「芸能界の大立者」; also the star actor of a troupe. 「大家」 stresses accomplishment.
• Synonym大宗たいそうWrittenA rare written word for a leading authority in a field; also means the foundation of things. In everyday speech say 「大家」 or 「第一人者」.
• Synonym泰斗たいとWrittenA solemn written word for the supreme authority in a field, as in 「書道界の泰斗」; stronger than 「大家」 in stressing one is second to none.

Use 「大家」 for an authoritative master in a field, as in 「書道の大家」. For a great artist say 「巨匠」; for a skilled practitioner say 「達人」 or 「名人」; for the top authority say 「泰斗」; for a prominent figure say 「大立者」.

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

1. （たいか）その道みちで特とくに優すぐれている人ひと。
2. （たいか、たいけ）家柄いえがらの良よい家いえ。