1
general::
sharp
having a very thin edge or point that can cut things easily:
• a sharp knife • The dog’s teeth were very sharp. • Be careful. That knife’s very sharp. • You’ll need some sharp scissors. • Puppies mean to be playful, but their sharp teeth can give you a nasty bite.
jagged
having an irregular edge with a lot of sharp points:
• a jagged rock • The floor was covered with jagged pieces of glass.
spiky
having a lot of thin sharp points:
• a spiky cactus plant • The hedgehog uses its spiky fur for protection. • Some corals are quite smooth, others are sharp and spiky.
prickly
covered in a lot of small sharp points – used mainly about plants:
• a prickly bush • prickly leaves • The hedge was all prickly.
serrated
a serrated edge on a saw or knife has a lot of sharp points on it:
• It’s best to use a knife with a serrated edge.
razor-sharp
extremely sharp:
• The cat had razor-sharp claws.
not sharp
blunt
not sharp – used about tools, weapons, or pencils:
• All the kitchen knives were blunt. • a blunt pencil • The woman had been attacked with a blunt instrument.
Longman-Thesaurus
2
general::
adj. having a fine edge or point VERBS be, feel, look, seem | stay | keep sth ADV. extremely, really, very, wickedly a display of wickedly sharp teeth | pretty, quite, rather PHRASES as sharp as a razor very great or sudden VERBS be ADV. particularly, very | fairly, quite, rather a fairly sharp rise in the cost of living able to think/act/understand/see/hear quickly VERBS be, seem ADV. extremely, razor, very a razor sharp mind | pretty, quite angry/severe VERBS be, sound Her voice sounded rather sharp. ADV. very | a bit, quite, rather | suddenly ‘Stick to the facts, ’ said Romanov, his voice suddenly sharp. PREP. with She was quite sharp with me when I talked during her lecture. flavour VERBS be ADV. extremely, very Raw cranberries are extremely sharp and must always be cooked with a little sugar. | slightly This cheese has a slightly sharp flavour.
Oxford Collocations Dictionary