Love
Romance
noun, verbal noun, の adjective
When you have romance and love all in the same package. Well, that is love! Ah, love! This is the word used when talking about love, though. You don't use this to say "I love you."
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
恋愛がなかなか上手くいかないんだよね。
I'm having a hard time finding love.
僕だって恋愛したいけど、やり方が分からないんです。
I want to fall in love too, but I don't know how.
うちの子は、最近恋愛小説ばかり読んでいます。
My kid has been reading romance novels all the time lately.