Badgering - on cross examination, not allowing the witness to answer the question
Beyond the scope of personal knowledge - there's no way the witness could know or should be expected to know the answer to the question
Characterization - the witness is stating a generality about someone
Hearsay - introducing an out-of-court statement to prove that what was said is true
Inflammatory - the witness' statment is unfairly prejudicial
Irrelevant - the question is not pertinent to the defendent's guild or innocence
Leading the Witness - on direct examination, asking a question that requires a yes-or-no answer
Not an expert - the question calls for expert testimony that the witness cannot give
Opinion - the witness is not qualified to give an opinion on the matter
Speculation - the question requires a guess on the part of the witness