Fugitively refers to something that lasts only for a short moment or period. Some synonyms for the word "fugitively" include fleetingly, momentarily, evanescently, transiently, briefly, and swiftly. Words like "fleeting" describe something that happens quickly and seems to be almost over before it has begun; "momentarily" suggests that something is very brief and will only last for a few moments. Similarly, "evanescently" implies something that is fleeting and quickly disappearing, while "transiently" suggests something that is only temporarily present. "Briefly" and "swiftly" both imply a short duration or time period. These words can help to add variety and depth to your writing, making it more engaging and interesting to readers.