slender
adj.adj. thin in an attractive or graceful way. You use this to describe someone who is slim and healthy-looking.
adj. gracefully thin or slight in build. Often carries a positive or aesthetic connotation, distinguishing it from terms like 'skinny' or 'scrawny'.
She has long, slender fingers.
The model wore a slender silver necklace that complemented her elegant evening gown.
The architect designed a slender skyscraper that seemed to pierce the clouds without overwhelming the historic skyline of the city below.
From Middle English slendre, sclendre, from Old French esclendre (“thin, slender”), from Middle Dutch slinder (“thin, lank”), from Proto-Germanic slindraz (“sliding, slippery”), from Proto-Indo-European sleydʰ- (“to slip”). Cognate with Bavarian Schlenderling (“that which dangles”), German schlendern (“to saunter, stroll”), Dutch slidderen, slinderen (“to wriggle, creep like a serpent”), Low German slindern (“to slide on ice”). More at slide, slither.
Typically used to describe people, body parts, or long, thin objects.