The difference between Flexuous and Sinuous

When used as adjectives, flexuous means winding from side to side, whereas sinuous means having curves in alternate directions.

check bellow for the other definitions of Flexuous and Sinuous

Sinuous as an adjective:

Having curves in alternate directions; meandering.

Examples:

"We followed every bend of the sinuous river."
Sinuous as an adjective:

Moving gracefully and in a supple manner.

Examples:

"We were entranced by her sinuous dance."
Sinuous as an adjective (figurative):

Morally crooked; shifty.