Related Clues:

• Burdensome
• Elusive, slippery
• Mosque prayer leader
• Wriggly and hard to grasp
• Bad guy in films
• Cumbersome
• Weighty
• Wriggly and slippery, e.g.
• Requiring extra postage, say
• Hard to hold on to
• Teeming (with)
• Long and squirmy
• Hard to keep hold of
• Hard to hang on to
• Difficult to grasp