This is the 9000th most frequent Japanese word.
泣き
"泣き" (naki) means "crying" or "tears" in English.
The word '泣きたい' uses '泣き' combined with 'たい' to express a desire to cry.
彼は泣きたいほど嬉しい気持ちになった。
He felt so happy that he wanted to cry.
The word '泣き声' uses '泣き' combined with '声' to refer to the sound of crying.
彼女の泣き声が部屋中に響いた。
Her cry echoed throughout the room.
The word '泣き' is used as a standalone noun here, referring simply to the act of crying.