Revitalising is the process of restoring life and energy to something that has become dull or stagnant. It can be achieved through REVIVING, INVIGORATING, REFRESHING, and ENLIVENING activities. REVIVING is an 8-letter word which means to bring back to life or consciousness. INVIGORATING is a 12-letter word which means to give strength or energy to. REFRESHING is a 10-letter word which means to make someone or something feel more lively or energetic. Lastly, ENLIVENING is a 10-letter word which means to make something more interesting or exciting. All of these words are related to the term revitalising and can be used to describe the process of restoring life and energy to something.