Following are all the cometarium like words, in the list below.
COMET-FINDER
100% like cometarium
PERIODIC COMET
100% like cometarium
COMET
100% like cometarium
PLANETARIUM
100% like cometarium
COMETOLOGY
100% like cometarium
GREAT COMET
100% like cometarium
MAGNETARIUM
100% like cometarium
METEOROSCOPE
100% like cometarium
COMETOGRAPHY
100% like cometarium
TRIQUETRUM
100% like cometarium
COMA
100% like cometarium
CORONOGRAPH
100% like cometarium
COMETESIMAL
100% like cometarium
SOLAR TELESCOPE
100% like cometarium
TELLARIUM
100% like cometarium
ASTROGRAPH
100% like cometarium
TRANSIT INSTRUMENT
100% like cometarium
PERIODICAL COMET
100% like cometarium
NONPERIODIC COMET
100% like cometarium
DEAD COMET
100% like cometarium
SPECTROHELIOSCOPE
100% like cometarium
OBSERVATORY
100% like cometarium
ASTROSCOPE
100% like cometarium
COMPANION
100% like cometarium
SUNGRAZER
100% like cometarium
COSMOSPHERE
100% like cometarium
INTERSTELLAR COMET
100% like cometarium
PHOTOCHRONOGRAPH
100% like cometarium
PHOTOTELESCOPE
100% like cometarium
TELLURION
100% like cometarium
COPERNICAN SYSTEM
100% like cometarium
STAR PROJECTOR
100% like cometarium
MICROSCOPIUM
100% like cometarium
HOROLOGIUM
100% like cometarium
SUPERCOMET
100% like cometarium
ENVELOPE
100% like cometarium
NEAR-EARTH COMET
100% like cometarium
LUNARIUM
100% like cometarium
COMPUTUS
100% like cometarium
COELOSTAT
100% like cometarium
SHORT-PERIOD COMET
100% like cometarium
PERIHELION
100% like cometarium
COSMOLABE
100% like cometarium
URANOMETRY
100% like cometarium
EXOCOMET
100% like cometarium
TELESCOPIUM
100% like cometarium
ARMILLARY SPHERE
100% like cometarium
PLANISPHERE
100% like cometarium
CELESTIAL BODY
100% like cometarium
EPHEMERIS
100% like cometarium
ASTROLABE
100% like cometarium
REFLECTING CIRCLE
100% like cometarium
COLLIMATOR
100% like cometarium
DOBSONIAN
100% like cometarium
STAR CHART
100% like cometarium
CIRCLE
100% like cometarium
TELESCOPE
100% like cometarium
ASTRONOMY
100% like cometarium
METEOROSCOPY
100% like cometarium
PLANETARY OBJECT
100% like cometarium
YEAR
100% like cometarium
ASTROMETRY
100% like cometarium
ASTRONOMICS
100% like cometarium
HELIOSCOPE
100% like cometarium
CHROMATOSCOPE
100% like cometarium
MAGNETOSPHERE
100% like cometarium
CORONAGRAPH
100% like cometarium
ASTROINTERFEROMETER
100% like cometarium
SYSTEM
100% like cometarium
COMET TAIL
100% like cometarium
DIPLEIDOSCOPE
100% like cometarium
ASTROMETRICIAN
100% like cometarium
CONSTELLATION
100% like cometarium
CORONAGRAPHY
100% like cometarium
SEMATROPE
100% like cometarium
ANTITAIL
100% like cometarium
SPECTROHELIOGRAPH
100% like cometarium
EIDOURANION
100% like cometarium
PERIASTRON
100% like cometarium
ALMUCANTAR
100% like cometarium
UNIVERSAL INSTRUMENT
100% like cometarium
CELATONE
100% like cometarium
TERRESTRIAL TELESCOPE
100% like cometarium
COSMORAMA
100% like cometarium
CIRCINUS
100% like cometarium
CELESTIAL SPHERE
100% like cometarium
ORTHOSCOPE
100% like cometarium
PARABOLIC COMET
100% like cometarium
NON-PERIODIC COMET
100% like cometarium
REFLECTOR
100% like cometarium
CHIRON
100% like cometarium
CORONA
100% like cometarium
SOLAR YEAR
100% like cometarium
STARSCAPE
100% like cometarium
HEAVEN
100% like cometarium
SOLAR SYSTEM
100% like cometarium
TAIL
100% like cometarium
ALMANAC
100% like cometarium
ASTROCOMPASS
100% like cometarium
SECONDARY
100% like cometarium