1. to lose strength, intensity, or conviction as one approaches the end of an argument, performance, or narrative
The speaker's argument began to weaken toward conclusion, losing the compelling force it had at the beginning.
O argumento do palestrante começou a enfraquecer na conclusão, perdendo a força convincente que tinha no início.
2. to become less effective or persuasive as a statement, presentation, or work nears its end
The film's narrative started to weaken toward conclusion with underdeveloped plot resolutions.
A narrativa do filme começou a enfraquecer na conclusão com resoluções de enredo pouco desenvolvidas.