The phrase 'giving a pointer' is often associated with providing advice or guidance to someone. However, there are several antonyms for this expression, each describing a different form of communication. To withhold information or refuse to offer assistance would be opposite of 'giving a pointer.' Another antonym could be misdirecting, which involves providing inaccurate or misleading advice. To confuse, distract, or mislead would also be antonyms to providing a pointer. Conversely, some synonyms for giving a pointer could include advising, counseling, coaching, mentoring, or showing and directing. Overall, understanding the various alternatives and contrasts to certain language can help us better express ourselves and effectively communicate.