i-adjective

cool

suzushii

meaning: is cool

state

feeling

examples

夕方ゆうがたになってすずしくなってきた。

yuugata ni natte suzushiku natte kita.

It's got cooler now that it's evening. casual

したかぜとおってすずしいです。

ki no shita wa kaze ga tootte suzushii desu.

It's cool under the trees, where the breeze comes through. neutral