The word "smiled" refers to the action of forming a pleasing, friendly expression by curving the corners of the mouth upward. It is often a way to show happiness, approval, or friendliness to others. Smiling can convey a range of emotions, from joy and amusement to politeness or shyness.
The word "smiled" originates from the Middle English "smilen," which comes from the Old English "smīlan," meaning "to smile." The root can be traced back to Proto-Germanic *smīlōną, which is related to similar words in other Germanic languages.