There's also a full written article on Offences Against the Holy Spirit in the Reference Library.
Read the Full Article →Blasphemy against him, unpardonable
Danger of trifling with the Holy Spirit
Disregarding His testimony
Doing despite to him
Exhortations against
Grieving him
Lying to him
Quenching him
Resisting him
Tempting him
Undervaluing His gifts
Vexing him