not very.

I gripped the back of his neck and, none too gently, gave his head a firm shake.

• latch onto
• latch onto someone
• latch onto something
• late in the day
• laugh all the way to the bank
• laugh a minute
• laugh at
• laugh at someone
• laugh at something
• laugh in face
• laughing stock
• laugh in someone's face
• laugh like a drain
• laugh off
• laugh off something
• laugh out of court
• laugh someone out of court
• laugh something out of court
• Laughter is the best medicine.
• launch into
• launch into someone
• launch into something
• blue-collar
• blue-eyed boy
• blue in the face