Following are all the siphonarian like words, in the list below.
SIPHONALEAN
100% like siphonarian
SIPHONARIID
100% like siphonarian
SIPHONOPHORAN
99.99% like siphonarian
SPHAERONECTID
99.99% like siphonarian
SERAPHSID
99.98% like siphonarian
SIPHONOPID
99.98% like siphonarian
DIPHYID
99.98% like siphonarian
PHYSONECT
99.97% like siphonarian
TROPHONID
99.97% like siphonarian
SIPHONOSTOME
99.96% like siphonarian
RHODALIID
99.96% like siphonarian
SILIQUARIID
99.96% like siphonarian
PSEUDOSIPHON
99.95% like siphonarian
CAMPANILOID
99.95% like siphonarian
HETEROBRANCH
99.94% like siphonarian
ACOCHLIDIAN
99.94% like siphonarian
SIPHONOPHORE
99.94% like siphonarian
PYROSTEPHID
99.93% like siphonarian
PTENOGLOSSAN
99.93% like siphonarian
ACTINARIAN
99.92% like siphonarian
HEDYLOPSACEAN
99.92% like siphonarian
SPIROPHORID
99.92% like siphonarian
CALYCOPHORAN
99.91% like siphonarian
CLYPEOLA
99.91% like siphonarian
CLISOSPIRID
99.9% like siphonarian
SIPHONAPTERAN
99.9% like siphonarian
STRUTHIOLARIID
99.9% like siphonarian
NERINEOIDEAN
99.89% like siphonarian
APLUSTRID
99.89% like siphonarian
ABYSSOCHRYSID
99.88% like siphonarian
LIMACINOID
99.88% like siphonarian
SIPHONOSTOMATOID
99.88% like siphonarian
CYLICHNID
99.87% like siphonarian
LITTORARIAN
99.87% like siphonarian
PRAYINE
99.86% like siphonarian
SEA SNAIL
99.86% like siphonarian
RESOMIID
99.86% like siphonarian
ACTINIARIAN
99.85% like siphonarian
DELPHINULA
99.85% like siphonarian
RIVER SNAIL
99.84% like siphonarian
SIPHONINID
99.84% like siphonarian
STYLOMMATOPHORAN
99.84% like siphonarian
ALVINOCONCHID
99.83% like siphonarian
TRIPHORID
99.83% like siphonarian
RISSOINID
99.82% like siphonarian
SIPHLONURID
99.82% like siphonarian
SEASNAIL
99.82% like siphonarian
BOLOCEROIDARIAN
99.81% like siphonarian
DIAPHANID
99.81% like siphonarian
PHILINOGLOSSID
99.8% like siphonarian
ANATOMID
99.8% like siphonarian
HYDROBIID
99.8% like siphonarian
HELICARIONID
99.79% like siphonarian
EUTHECOSOME
99.79% like siphonarian
ODOSTOME
99.78% like siphonarian
APOLEMIID
99.78% like siphonarian
DRUPELLID
99.78% like siphonarian
SKENEOPSID
99.77% like siphonarian
HAMINOID
99.77% like siphonarian
ENDOMYARIAN
99.76% like siphonarian
ANABATHRID
99.76% like siphonarian
SYPHONOPHORE
99.76% like siphonarian
SYRNOLID
99.75% like siphonarian
PYRAM
99.75% like siphonarian
HIPPONICID
99.74% like siphonarian
MESOMYARIAN
99.74% like siphonarian
EUPULMONATE
99.74% like siphonarian
COLUMBARIID
99.73% like siphonarian
APOGASTROPOD
99.73% like siphonarian
CORALLIMORPHARIAN
99.72% like siphonarian
SEA SLUG
99.72% like siphonarian
ACTINOCYCLID
99.72% like siphonarian
NEOGASTROPOD
99.71% like siphonarian
ASCIDIAN
99.71% like siphonarian
SCAPHANDRID
99.7% like siphonarian
STAGNICOLINE
99.7% like siphonarian
HELMET SNAIL
99.7% like siphonarian
FORSKALIID
99.69% like siphonarian
SNAILFISH
99.69% like siphonarian
HARP SNAIL
99.68% like siphonarian
TRUMPET SHELL
99.68% like siphonarian
PTERIOMORPHIAN
99.68% like siphonarian
CONOIDEAN
99.67% like siphonarian
BUBBLE SHELL
99.67% like siphonarian
LITTORINIMORPH
99.66% like siphonarian
TROCHID
99.66% like siphonarian
ACTEONID
99.66% like siphonarian
THEONELLID
99.65% like siphonarian
SCYLLAEID
99.65% like siphonarian
SYMBIODINIACEAN
99.64% like siphonarian
MOON SNAIL
99.64% like siphonarian
ATHENARIAN
99.64% like siphonarian
STENOGLOSSAN
99.63% like siphonarian
SAPROLEGNIAN
99.63% like siphonarian
SEA PEN
99.62% like siphonarian
SEPTIBRANCH
99.62% like siphonarian
TRACHYMEDUSA
99.62% like siphonarian
ABYSSOCHRYSOID
99.61% like siphonarian
MYSTERY SNAIL
99.61% like siphonarian
DIALID
99.6% like siphonarian