Good Friend
Intimate Friend, Close Friend
noun, な adjective, の adjective
You have a good relationship with someone. This is someone who is your good friend or intimate friend.
The readings are kun'yomi as you probably guessed from the hiragana sticking out, but that doesn't matter because you learned the kun'yomi readings already.
あの二人、仲良しなふりをしているだけで、本当は仲が悪いと思うよ。
I think they are just pretending to be intimate friends and they don't actually like each other.
先日、日本に住んでいる仲良しの友人から、けっこんしきのしょう待じょうがとどきました。
The other day I got a wedding invitation from an intimate friend of mine who lives in Japan.
「今何しているの?」「うんこしてるんだよ。放っておいて。」「はぁ?いくら仲良しだからって、そんなことまで教えてくれなくても良いわよ。親しき仲にも礼儀ありって言うでしょ!」
"What are you doing?" "I’m taking a crap. Leave me alone." "What? We may be good friends but you don’t need to tell me that. Good fences make good neighbors."