YOU SAID:

The grey matter around him seemed to tease him

INTO JAPANESE

灰白質 彼の周りは彼をからかっているようだった

BACK INTO ENGLISH

Gray matter It seemed around him to make fun of him

INTO JAPANESE

灰白質彼をからかうのは彼の周りのようだった

BACK INTO ENGLISH

Gray matter It was like around him to make fun of him

INTO JAPANESE

灰白質彼をからかうのは彼の周りのようでした

BACK INTO ENGLISH

Gray matter It was like around him to make fun of him