The difference between Slender and Svelte

When used as adjectives, slender means thin, whereas svelte means attractively thin.

check bellow for the other definitions of Slender and Svelte

Slender as an adjective:

Thin; slim.

Examples:

"A rod is a long slender pole used for angling."
Slender as an adjective (figurative):

meagre; deficient

Examples:

"Being a person of slender means, he was unable to afford any luxuries."
Slender as an adjective (Gaelic languages):

Palatalized.