lightening: (verb) making less heavy; making less dark or less dense in colour (e.g., lightening the load)
lightning: (noun) a bolt of electrostatic discharge that occurs in the sky during a thunderstorm (e.g., thunder and lightning)
lightening: (verb) making less heavy; making less dark or less dense in colour (e.g., lightening the load)
lightning: (noun) a bolt of electrostatic discharge that occurs in the sky during a thunderstorm (e.g., thunder and lightning)