red dwarf 
noun Astronomy
A small, old, relatively cool star.Despite the fact that red dwarfs are relatively cool, the small orbit means that temperatures on this world are extra toasty - several hundred degrees Celsius....
- This list is being added to as astronomers discover new red dwarfs and other small stars - which are still many times bigger than Jupiter and may possess planets.
- The newfound planet's host star is a red dwarf with about one-fifth the mass of our sun.
- marsh fern
- marsh fever
- marsh-fire
- marsh fleawort
- marsh flower
- marsh fly
- marsh fritillary
- marsh frog
- marsh gas
- marsh gentian
- marsh grass
- marsh harrier
- marsh hawk
- marsh hay
- marsh helleborine
- marsh hen
- marsh horsetail
- marshiness
- marshing
- marshland
- marshlander
- marsh-light
- marsh lousewort
- marshmallow
- marsh mallow