Related Clues:

• Eject, as 16-Across
• Eject, geyser-style
• Be hung over, e.g.
• Expel, as lava
• Belch
• Have aches and pains
• Be in need of a sick day
• Be down with the flu
• Have what's going around
• Heave
• Have something the matter
• Suffer illness
• Need a sawbones
• Have an illness
• Expel in a stream