Possible Clues:

• Adopt or support, as with a cause
• Champion or support, as with a cause
• Marry, but that's it!
• Take on, a cause say
• Adopt little telepathy on the river
• Advocate for, as a cause
• Take up, as a cause
• Unnatural pose to employ in embrace
• Support husband or wife found on-line?
• Support, as a cause or a philosophy