Related Clues:

• Feeling or faculty
• Logic and rationality
• Practicality, often common (5)
• Cause for sanity
• Ability to think rationally
• 'Motivation, grounds (6)'
• Motive for an action
• Meaning that in this one gets sent, by the sound of it
• It's reasonable that they should sound nice for the nose
• Why, that's about a child!
• It's logical that this should have a perfumed sound
• Is this why one might think about a start for 33 across?
• Having no feet they can only totter, it seems
• Is that the reason behind having to restrict the beer allowance?
• Is this why it's about one of the next generation?