| suborder Reptantia suborder Ruminantia
 suborder Sauria
 suborder Sauropoda
 suborder Sauropodomorpha
 suborder Sciuromorpha
 suborder Scombroidea
 suborder Scorpaenoidea
 suborder Serpentes
 suborder Strepsirhini
 
 | suborder Tarsioidea suborder Theropoda
 suborder Thyreophora
 suborder Tyranni
 suborder Xenarthra
 suborder Zygoptera
 subordinate
 subordinated
 subordinately
 subordinateness
 
 | subordinates subordinate clause
 subordinate conjunction
 subordinate word
 subordinating
 subordinating(a)
 subordinating conjunction
 subordination
 subordinations
 subordinative
 
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