Time consuming synonyms such as detailed, cumbersome, and demanding. Time consuming is an adjective, and its antonyms are quick and efficient. Additionally, here are 31 synonyms, related words, and verbs for time consuming.
Cumbersome, Demanding, Detailed, Diligent, Discouraging, Drawn-out, Exhausting, Extensive, Hard work, Intensive, Involved, Laborious, Lengthy, Methodical, Onerous, Overwhelming, Persistent, Ponderous, Prolonged, Repetitive, Slow, Slow-moving, Slow-paced, Strenuous, Tedious, Time-draining, Time-intensive, Tiresome, Unending, and Unproductive.