Synonyms for sharp

adjective

• (of something seen or heard) clearly defined
• marked by practical hardheaded intelligence
• extremely steep
• having or emitting a high-pitched and sharp tone or tones
• having or demonstrating ability to recognize or draw fine distinctions
• harsh
• ending in a sharp point
• having or made by a thin edge or sharp point; suitable for cutting or piercing
• keenly and painfully felt; as if caused by a sharp edge or point
• (of a musical note) raised in pitch by one chromatic semitone
• quick and forceful
• very sudden and in great amount or degree

adverb

• changing suddenly in direction and degree

noun

• a long thin sewing needle with a sharp point
• a musical notation indicating one half step higher than the note named