YOU SAID:

Your mouth feels so good

INTO JAPANESE

あなたの口はとても良い感じ

BACK INTO ENGLISH

Your mouth feels very good

INTO JAPANESE

気持ちいいよ

BACK INTO ENGLISH

That feels good.

INTO JAPANESE

いい気持ち

BACK INTO ENGLISH

"[いいきもち] /(n,adj-no) good feeling/"

INTO JAPANESE

いい気持

BACK INTO ENGLISH

"[いいきもち] /(n,adj-no) good feeling/"