Normal. Regular, ordinary, natural, standard, usual, typical, recognized, common.
Ant. Exceptional, abnormal, uncommon, singular, unusual, monstrous, irregular, peculiar, rare, unprecedented, remarkable, unnatural.
Notable. Plain, evident, noted, noticeable, distinguished, memorable, extraordinary, conspicuous, manifest; notorious.
Ant. Ordinary, mean, commonplace, everyday, undistinguished, unimpressive, insignificant.
Note. Memorandum, comment, remark, record, scholium; account, catalogue, bill; heed, observation; reputation, distinction, celebrity, fame, repute, renown.
Ant. Misindication, misrepresentation, misleader.
Notice, n. Observation, regard, cognizance, information, advice, news, intelligence, intimation, announcement, premonition, instruction, warning, attention, consideration.
Ant. Oversight, disregard, neglect, slight, ignorance, connivance, omission, heedlessness, misinformation.
Notice, v. Mark, observe, note, heed, regard, perceive, see, remark, mention, comment on, attend, mind.
Ant. Overlook, disregard, misjudge, neglect.