Definition of objectionable:

part of speech: adjective

Liable or open to blame or doubt.

Usage examples:

• He was glad, however, that the determined- looking visitor did not bring a folded copy of the Triumph with him for convenience in referring to an objectionable paragraph; for John Bill felt sure that such a man as the stranger looked to be would not go away without satisfaction of some kind. Edgar Watson Howe in "The Mystery of the Locks".