Following are all the protosolar like words, in the list below.
NEBULA
100% like protosolar
PRESUPERNOVA
100% like protosolar
PRESTELLAR
99.99% like protosolar
PRESOLAR
99.99% like protosolar
PROTOSTELLAR
99.98% like protosolar
PREPLANETARY
99.98% like protosolar
PRETERRESTRIAL
99.98% like protosolar
PROTOBINARY
99.97% like protosolar
PRETELESCOPIC
99.97% like protosolar
PREFLARE
99.96% like protosolar
PROTOSATELLITE
99.96% like protosolar
PREATMOSPHERIC
99.96% like protosolar
PREGALACTIC
99.95% like protosolar
STAR-FORMING
99.95% like protosolar
EARLY
99.94% like protosolar
SOLAR-TYPE
99.94% like protosolar
SUBPLANETARY
99.94% like protosolar
ANTISOLAR
99.93% like protosolar
SUNLIKE
99.93% like protosolar
PROTOLUNAR
99.92% like protosolar
ANTEORBITAL
99.92% like protosolar
SOLAR
99.92% like protosolar
SOLIPETAL
99.91% like protosolar
OVERSOLAR
99.91% like protosolar
SUPERNEBULAR
99.9% like protosolar
SUBSOLAR
99.9% like protosolar
SOLITERRANEOUS
99.9% like protosolar
EXTRASOLAR
99.89% like protosolar
PHOTOGRAVITATIONAL
99.89% like protosolar
EXOTROJAN
99.88% like protosolar
SUPERSOLAR
99.88% like protosolar
SOLIFUGAL
99.88% like protosolar
INFERIOR
99.87% like protosolar
MATUTINE
99.87% like protosolar
SUPERLUNARY
99.86% like protosolar
PRESATELLITE
99.86% like protosolar
SUBPHOTOSPHERIC
99.86% like protosolar
DEEP-SKY
99.85% like protosolar
STARFORMING
99.85% like protosolar
PLANETESIMAL
99.84% like protosolar
PERIASTRAL
99.84% like protosolar
GRAVOTHERMAL
99.84% like protosolar
TROJAN
99.83% like protosolar
CIRCUMSTELLAR
99.83% like protosolar
EXOSOLAR
99.82% like protosolar
STELLARY
99.82% like protosolar
CIRCUMSOLAR
99.82% like protosolar
SUBSTELLAR
99.81% like protosolar
PREORBITAL
99.81% like protosolar
CIRCUMPLANETARY
99.8% like protosolar
HELIOFORM
99.8% like protosolar
VESPERTINE
99.8% like protosolar
HELIOCENTRIC
99.79% like protosolar
CORONAL
99.79% like protosolar
SUPERIOR
99.78% like protosolar
EXOPLANETARY
99.78% like protosolar
ASTROPHOTONIC
99.78% like protosolar
INTERASTRAL
99.77% like protosolar
SUPERPLANETARY
99.77% like protosolar
POSTBOUNCE
99.76% like protosolar
PLANETOCENTRIC
99.76% like protosolar
ASTROCOSMIC
99.76% like protosolar
SUBLUMINOUS
99.75% like protosolar
VULCANIAN
99.75% like protosolar
STARWARD
99.74% like protosolar
STELLARCENTRIC
99.74% like protosolar
INTERMERCURIAL
99.74% like protosolar
COSMIC
99.73% like protosolar
EXOZODIACAL
99.73% like protosolar
SUBPARSEC
99.72% like protosolar
STELLAR
99.72% like protosolar
ACRONYCAL
99.72% like protosolar
CIRCUMPRIMARY
99.71% like protosolar
SUPERHORIZON
99.71% like protosolar
SUNGRAZING
99.7% like protosolar
ARCHAEOASTRONOMICAL
99.7% like protosolar
INTRAMERCURIAL
99.7% like protosolar
PROMETHEUS-TYPE
99.69% like protosolar
PANSTELLAR
99.69% like protosolar
HELIACAL
99.68% like protosolar
SUPRALUNARY
99.68% like protosolar
ACRONYCTOUS
99.68% like protosolar
COSMICAL
99.67% like protosolar
ASTRIPOTENT
99.66% like protosolar
EPISTELLAR
99.66% like protosolar
HYPERLUMINOUS
99.66% like protosolar
PALLADIAN
99.65% like protosolar
INSPIRAL
99.65% like protosolar
CELESTIAL
99.64% like protosolar
STARPROOF
99.64% like protosolar
ANASTRAL
99.64% like protosolar
STARFARING
99.63% like protosolar
TRANSSTELLAR
99.63% like protosolar
INTRABINARY
99.62% like protosolar
SUPERSOFT
99.62% like protosolar
ASTRODYNAMICAL
99.62% like protosolar
ASTRON.
99.61% like protosolar
ASTRONOMICK
99.61% like protosolar
QUASISTELLAR
99.6% like protosolar
SEMI-TYCHONIC
99.6% like protosolar