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Japanese Loanwords by Source Uncertain
Explore Japanese loanwords by Source Uncertain, including forms, tags, and available examples.
Source Uncertain is used when the data is not strong enough to name one source language confidently. The label prevents uncertain etymology from being presented as settled fact.
For these entries, the main focus remains the Japanese form and meaning. When the origin is unclear, the page shows that uncertainty instead of adding unsupported claims.
681 entries
Showing 1-48 of 681 entries // Page 1 of 15
ぺてん
peten
Fraud or a swindle.
アーキテクチャ
aakitekucha
Architecture; the design or style of buildings.
アーベント
aabento
Evening; the late part of the day.
アーレ
aare
A unit of area equal to 100 square meters.
アイアン
aian
A golf club with a metal head, especially one used for approach shots.
アイボリー
aiborii
The color or material ivory.
アインスタイニウム
ainsutainiumu
A radioactive chemical element with symbol Es.
アウストラロピテクス
ausutoraropitekusu
An extinct genus of early hominins from Africa.
アウタルキー
autarukii
A state of economic self-sufficiency.
アウトバーン
autobaan
A high-speed highway, especially in Germany, Austria, and Switzerland.
アカシア
akashia
A tree or shrub in the acacia genus.
アカデミー
akademii
An academy or scholarly institution.
アカデミズム
akademizumu
An academic or formalistic style, especially in art or thought.
アクセソワリスト
akusesowarisuto
A person who works with props or sells accessories.
アクティビティ
akutibiti
An act, event, or state of being active or engaged.
アクティブ
akutibu
Energetic, engaged, or operating.
アクメ
akume
A climax of sexual pleasure.
アクリル
akuriru
A synthetic material or fiber.
アクロバット
akurobatto
A circus or stage performer skilled in acrobatics; also the art or practice of acrobatic feats.
アグレッシブ
aguresshibu
Aggressive; forceful, assertive, or keenly competitive in manner.
アスピーテ
asupiite
A broad, gently sloping volcano.
アスピリン
asupirin
A common pain reliever and fever reducer.
アデュー
adeyuu
A formal or literary goodbye borrowed from French.
アドホック
ado hokku
Done or created for a specific case, often temporarily.
アニマ
anima
The inner soul or life principle, especially in Jungian or philosophical usage.
アニマル
animaru
Animal, especially in the katakana form used in Japanese.
アパート
apaato
An apartment building or apartment unit.
アパルトヘイト
aparutoheito
A system of racial segregation and discrimination enforced by law or policy.
アビタシオン
abitashion
A place where someone lives; a dwelling or habitation.
アブサン
abusan
An anise-flavored spirit made with wormwood.
アベイラビリティ
abeirabiriti
Availability, especially in computing or system contexts.
アベニュー
abenyuu
A broad street, often lined with trees or buildings.
アベレージ
abereeji
A typical or middle value; the average.
アペタイザー
apetaizaa
A small dish served before the main meal.
アボート
abooto
To stop an operation or process before it finishes.
アボリジニ
aborijini
An Indigenous Australian person.
アポリア
aporia
A puzzling impasse or state of doubt.
アムネスティ
amunesuti
An official pardon for offenses.
アラウンド
araundo
The area around something; the surrounding vicinity.
アリストクラシー
arisutokurashii
A ruling upper class.
アリバイ
aribai
A claim or evidence that someone was elsewhere when an offense happened.
アルゴン
arugon
The chemical element argon (Ar).
アルデヒド
arudehido
An aldehyde.
アルバトロス
arubatorosu
An albatross, or a golf score three under par on a hole.
アルペジオ
arupejio
A chord played as separate, consecutive notes.
アレイ
arei
A set of items arranged in rows, or an array in technical usage.
アレキサンドライト
arekisandoraito
A gemstone known for color change under different light.
アレグレット
areguretto
A moderately quick musical tempo, slightly slower than allegro.