Japanese edit

For pronunciation and definitions of するどい – see the following entry.
鋭い
[adjective] sharp (of a blade etc.)
[adjective] pointed, penetrating (question etc.)
[adjective] sharp, perceptive
(This term, するどい, is the hiragana spelling of the above term.)
For a list of all kanji read as するどい, see Category:Japanese kanji read as するどい.)