なna-adjective
pretty
kireida
meaning: is pretty
state
feeling
examples
窓を拭いたら、すごくきれいになった。
mado o fuitara, sugoku kirei ni natta.
I wiped the window and it came out really clean. casual
昨日の夕焼けはとてもきれいでした。
kinou no yuuyake wa totemo kirei deshita.
Yesterday's sunset was very pretty. neutral