Possible Clues:

• Oversensitive
• Easily offended
• Sensitive
• In contact with this makes one easily upset
• 'Oh, you see what's in your 6 down way (6)'
• Thin-skinned
• In contact with a difficult sort of person
• Part that's out of play, ultimately very sensitive
• Easily offended in contact, it seems
• Perhaps making contact with one that may get cross