Hike, a word that typically means to take a long walk through the countryside or mountains, can be substituted with other words that have similar meanings. One of the synonyms is trek, which evokes an image of a long and challenging journey. Another word that can be used instead of hike is ramble, which refers to a more leisurely and casual stroll. For a more formal tone, the word excursion can be used to describe a trip or journey taken for a specific purpose. Climb is another synonym, commonly used to describe an ascent up a high peak or mountain. Whatever word is used, it always relates to the act of exploring the outdoors and spending time in nature.