pachy-, pacho-, pach- (Greek: thick, dense; large, massive).This element is used in the formation of botanical, zoological, and pathological or medical terms. isopach: 
isopachous: 
isopachy: 
myopachynsis: 
pachemia: 
pachometer: 
pachyacria: 
pachyaemia: 
pachyblepharon: 
pachyblepharosis: 
pachycardian: 
pachycarpous: 
Pachycephala: 
pachycephalia: 
pachycephalic: 
Pachycephalidae: 
pachycephaline: 
pachycephalosaurian: 
pachycephalous: 
pachycephaly: 
pachychilia: 
pachycholic: 
pachycolia: 
pachydactyl: 
pachydactylous: 
pachydactyly: 
pachyderm: 
pachyderma: 
pachydermal: 
pachydermatoid: 
pachydermatous: 
pachydermia: 
pachydermial: 
pachydermic: 
pachydermoid: 
pachydermous: 
pachyemic: 
pachyemous: 
pachyemy: 
pachyglossal: 
pachyglossate: 
Pachyglossia: 
pachyglossia: 
pachyglossous: 
pachygnathous: 
pachyhaemia: 
pachyhaemic: 
pachyhaemous: 
pachyhemia: 
pachyhymenia: 
pachylosis: 
pachymeaningitis: 
pachymenia: 
pachymenic: 
pachymeningitis: 
pachymenix: 
pachymeter: 
pachynema: 
Pachyneuridae: 
pachynosis: 
pachyodont: 
pachyonychia: 
pachyopterous: 
pachyote: 
pachyotous: 
pachyphyllous: 
pachypod: 
pachypodous: 
pachypteron: 
pachypterous: 
pachyrhinic: 
pachyrhynchous: 
pachysandra: 
pachysaurian: 
pachysomia: 
pachystichous: 
pachytrichous: 
Pachytroctidae: 
Riftia pachyptila: 
The tube worm, a dominant deep-sea vent animal.
 
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