Use 'snaky' to evoke a visual image of something long, thin, and with potential curves. The vine had a snaky form as it climbed the trellis.
Pro Tip 2/3
Negative Connotation
'Snaky' may imply something negative or dangerous, similar to how snakes are often viewed. The old fence had a snaky look that made the backyard feel unwelcoming.
Pro Tip 3/3
Character Traits
Describing a person as 'snaky' implies they have traits associated with snakes like stealth or agility. His snaky movements allowed him to slip unnoticed into the room.