額|がくgaku[0]heiban (flat)

1. noun(picture) frame; framed picture
   ボブは装飾そうしょくされた額がくにその肖像画しょうぞうがを収おさめたけれど、上下じょうげさかさまだった。↗

   Bob mounted the portrait in a fancy frame, but it was upside down.
2. noun, noun (suffix)amount (esp. of money); sum
   この額がくは税込ぜいこみです。↗

   This amount includes tax.

• Synonym金額きんがくNeutralA concrete sum of money, as in 「金額を確認する」and 「請求金額」; 「額」also refers to money amounts but doubles as 'picture frame'.
• Related高たかNeutralMostly a suffix for a quantity or money amount, as in 「売上高」and 「生産高」; rarely used on its own.
• Related量りょうNeutralCovers quantity, volume or amount of things generally, not just money; 「額」is specific to money sums and also means a picture frame.
• Related数量すうりょうNeutralThe number or amount of items, as in 「注文数量」; generally not used for money.
• Related物量ぶつりょうWrittenWritten/formal prose term for the quantity of material resources, as in 「物量作戦」, which stresses winning through sheer numbers.
• Related金高きんだかWrittenWritten/formal prose word for the total sum of money; rare in everyday use — say 「金額」or 「額」instead.

For money amounts, 「額」and 「金額」both work, and 「額」also forms compounds like 「総額」and 「差額」. For quantities of things use 「数量」or 「量」; for production or sales figures use 「～高」.

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

1. （ガク）金銭きんせんの量りょう。金額きんがく。
2. （ガク）書画しょがなどを入いれ壁かべにかけるなどして飾かざるための枠わく。額縁がくぶち。