The word "interweave" is defined as combining or blending two or more things together. Its antonyms, on the other hand, are words that denote "separating" or "untangling." Some of the antonyms for "interweave" include words like "disentangle," "detach," and "unravel." Other antonyms include "separate," "disjoin," and "disconnect." Using these antonyms in sentences, we can say phrases like "Untangle the thread after use" or "Detach the pieces of the puzzle." These antonyms help to convey opposite meanings, and in writing or conversation, they can be used to add contrast or variety to one's style of communication.