Twiglike is an adjective that describes something that is thin and spindly like a twig or a branch. There are many synonyms for twiglike which can be used to describe the same characteristics. Some common synonyms for twiglike include spindly, wiry, thin, slender, and lanky. Other synonyms that can be substituted for twiglike include skinny, scrawny, bony, and gaunt. Each of these synonyms conveys the idea of being slender and thin, without being overly negative or pejorative. So if you are describing something that is twiglike, there are many different words to choose from depending on the context and your intended tone.