The word "fiddly" implies that something is small, intricate, and difficult to handle. Synonyms for this word include finicky, delicate, tricky, complicated, and meticulous. Other words that can be used in place of fiddly include intricate, complex, ornate, and laborious. When working with this type of object or task, there are a number of skills that may be required to complete the job successfully. These could include fine motor skills, patience, attention to detail, and precision. Whatever word you choose to describe this type of work, one thing is clear: it's not for the faint of heart!