Not pertinent (10)
(Other definitions for irrelevant that I've seen before include "Not material" , "without connection" , "Not appropriate to the matter in hand" , "Not pertinent" , "inapposite" .)
(Other definitions for immaterial that I've seen before include "Irrelevant" , "of no importance" , "unimportant" .)
(Other definitions for extraneous that I've seen before include "Unrelated to the subject" , "Irrelevant to the subject" , "Foreign" , "Of external origin" , "immaterial" .)