noun, noun or participle which takes 'suru', intransitive verb
Refers to love that is reciprocated between two people. Often used in formal, literary, or romantic contexts. Can be used as a noun or with する to describe the state of being in mutual love.
二人は相愛の仲だ。
The two are in a mutually loving relationship.
彼らは深く相愛している。
They deeply love each other.