variant
noun
[ ˈvɛːrɪənt ]
• a form or version of something that differs in some respect from other forms of the same thing or from a standard.
• "clinically distinct variants of malaria"
Similar:
variation,
form,
alternative,
alternative form,
other form,
different form,
derived form,
development,
adaptation,
alteration,
modification,
revision,
revised version,
transformation,
permutation,
transfiguration,
metamorphosis,
mutant,
deviant,
rogue,
aberration,
other,
different,
divergent,
disparate,
derived,
adapted,
modified,
revised,
altered,
aberrant,
Origin:
late Middle English (as an adjective in the sense ‘tending to vary’): from Old French, literally ‘varying’, present participle of varier (see vary). The noun dates from the mid 19th century.