Related Clues:

• Song with less feeling?
• One in a million?
• Perhaps one could be less sensitive
• Less sensitive group
• 1, 2, or 3, say
• Characters at the end of 15 across in 1984?
• Figure — song
• Cardinal, ordinal, musical – or 4, perhaps
• The characters at the end of 15 across in 1984, for example
• ... one will get rid of pain
• & 9 Across Insensible, riotously enter party venue?
• Mathematical object used to count
• Count without feeling fear occasionally
• Less tender song?
• Anaesthetist possibly could be one?