Related Clues:

• It makes the world go round
• Are crazy about
• All you need, per the Beatles
• It's nothing to Federer
• You can't live without it
• Lyricist's subject
• Coddle, with ''on''
• Fawn
• Be very fond of
• Endearing closing
• "O Come All Ye Faithful" verb
• Object of affection
• Prize highly
• Something often fallen out of
• With 'on,' adore