Adjectives Ending in OUS and Containing SY

Browse 25 valid English adjectives ending in OUS and containing SY, from Synonymous, Asynchronous, Synchronous, Geosynchronous, Symphonious, Nonsynchronous and Syncarpous to rarer terms. Check definitions and spelling below, or visit our adjective grammar guide to check adjective order and comparative rules.

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Starts with A
2 words
asynchronous
asymmetrocarpous
Starts with D
1 words
dasyphyllous
Starts with G
1 words
geosynchronous
Starts with N
1 words
nonsynchronous
Starts with S
20 words
synonymous
synchronous
symphonious
syncarpous
syngamous
synoecious
syndactylous
sympetalous
syngenesious
symphylous
synantherous
syntonous
synoicous
syngnathous
synsepalous
symphilous
synanthous
symphyostemonous
syphilodermatous
synandrous

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