Other crossword clues for answer "SIRS"SIRS“Dear ___ ?”elton John and Mick Jagger, for twoentitled guys?“Dear ___”some unnamed addresseesknights and noblemenknights, e.g.titles for knightsdistinguished fellowsfrancis Drake and Ernest Shackleton, for twolancelot and Gawain of legendopening of some formal letters