Verb
1. make less intense;
"blunted emotions"2. make numb or insensitive;
"The shock numbed her senses"3. make dull or blunt;
"Too much cutting dulls the knife's edge"4. make less sharp;
"blunt the knives"5. make less lively, intense, or vigorous; impair in vigor, force, activity, or sensation;
"Terror blunted her feelings""deaden a sound"