• rain; snow; blow; pour
For a wind to blow hard; or for rain, snow, etc., to fall hard.
• strike; thunder
For thunder, lightning, etc., to rise with a loud noise or light.
• be covered with frost
For frost to fall very coldly.
• surge
For waves, etc., to rise strongly.
• branch out; root
For a plant to stretch its branches or roots more.
• wag; flutter
To shake the wings, tail, etc., hard.
• give birth to
For an animal to give birth.