Rein -- what you use to guide a horse
Rain -- water that falls from the sky
Free reign -- a kingdom where people have freedom, but are still under monarchical rule
Free rein -- letting go of that which you control a horse with (preferred idiom)
Free rain -- rain's default state
Rein -- what you use to guide a horse
Rain -- water that falls from the sky
Free reign -- a kingdom where people have freedom, but are still under monarchical rule
Free rein -- letting go of that which you control a horse with (preferred idiom)
Free rain -- rain's default state