シャープshaapu

1. na-adjectivesharp (blade, image, mind, etc.)
2. noun, musicsharp
3. nounnumber sign; hash sign; pound sign
4. nounmechanical pencil

• Synonym鋭いするどいNeutralThe most versatile adjective: sharp blades or a piercing gaze. 「シャープ」 is a loanword leaning toward crisp outlines or a sharp mind, and also the ♯ sign.
• Synonym鋭利えいりWrittenWritten word for sharp blades, as in 「鋭利な刃物」; 「シャープ」 leans toward crisp outlines and lines.
• Synonym鋭敏えいびんWrittenWritten word for keen senses or a quick, alert mind; 「シャープ」 sounds more colloquial and stylish.
• Synonym尖ったとがったNeutralPointed, or harsh in words and radical in style, as in 「尖ったデザイン」; 「シャープ」 leans toward clean, crisp lines.
• Synonym犀利さいりWrittenWritten word for a sharp blade or incisive intellect, as in 「犀利な分析」; 「シャープ」 is more colloquial.
• Synonym鮮鋭せんえいWrittenWritten word for sharply defined forms or keen powers of discrimination; 「シャープ」 is more colloquial.
• Related明瞭めいりょうWrittenWritten word for plain and distinct, as in 「明瞭な発音」; 「シャープ」 leans toward sharp, crisp lines.
• Related鮮明せんめいNeutralVivid and distinct, as in 「鮮明な画像」; 「シャープ」 leans toward sharp, crisp outlines.
• Related明確めいかくNeutralClear and definite, as in 「明確な目標」; 「シャープ」 leans toward sharp outlines.
• Related明晰めいせきWrittenWritten word for a clear, lucid mind, as in 「頭脳明晰」; 「シャープ」 is more colloquial.
• Related明快めいかいNeutralClear-cut and easy to follow, as in 「明快な答え」; 「シャープ」 leans toward sharp outlines.
• RelatedきついCasualColloquial adjective for tight, severe or strong, as in 「きつい言い方」; 「シャープ」 leans toward crisp sharpness.
• Related端的たんてきWrittenWritten word for direct and to the point, as in 「端的に言えば」; 「シャープ」 leans toward sharpness.
• RelatedクリアNeutralLoanword for clear and transparent, or for clearing a bar, as in 「クリアな音質」; 「シャープ」 leans toward sharp outlines.
• Antonym鈍いにぶいNeutralSlow in speed or late in time; the variant 「鈍い」 also reads 「おそい」. Opposes 「シャープ」 in quickness versus sluggishness; slow-witted is a separate word, 「鈍い（にぶい）」.
• AntonymぼやけたCasualColloquial word for blurry and out of focus; opposes 「シャープ」 on the clear-versus-blurred axis.

Use 「シャープ」 for crisp outlines, a sharp mind, or the ♯ and hash signs, as in 「シャープな顔立ち」. For blade sharpness pick 「鋭い」 or 「鋭利」; for clarity pick 「鮮明」 or 「明瞭」. The opposite is 「ぼやけた」.

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

1. 「♯」の記号きごう。嬰記号えいきごう。
2. 半音はんおん上あげること。
3. するどいこと。鋭敏えいびん。
4. あざやかなこと。鮮明せんめい。