Relevance
Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected.
A-Z
Complexity
Complexity sorts synonyms based on their difficulty. Adjust it higher to choose from words that are more complex.
-
+
Length
Length ranks your synonyms based on character count.
-
+
Common words appear frequently in written and spoken language across many genres from radio to academic journals.
Informal words should be reserved for casual, colloquial communication.
noun serious immune disease

Synonyms for acquired immune deficiency syndrome

noun serious immune disease