The word "TRANS INST MAR ENG" is an abbreviation for the Transportation Institute, Marine Engineering Department. The antonyms of this term would be words that are opposite in meaning to transportation, marine, and engineering. The antonyms of transportation could be stillness, immobility, or non-movement. The antonyms of marine could be land, terrestrial or non-aquatic. The antonyms of engineering could be dismantling, deconstruction, or demolition. Hence, if one considers the antonyms for each word in "TRANS INST MAR ENG," it would be words such as stillness, terrestrial, and deconstruction.