The term 'take heed' is a phrase that is used to encourage someone to pay attention and be cautious. The crossword solutions for this term are 'NOTE', 'reck', 'LISTEN', 'OBEY', 'BEWARE', and 'HEAR'. These words all suggest that one should take the time to pay attention to their surroundings and be aware of potential dangers. They also imply that one should LISTEN to advice and instructions, and follow them in order to stay safe.