Plicature refers to the act of folding or pleating something. Antonyms for this word include words like unfold, flatten or straighten. Unfolding refers to the action or process of undoing a fold or pleat. Similarly, flattening suggests the action of making something flat, smooth, or level. Straightening refers to the act of making something straight or without curves or bends. Opposite words for plicature also include expanding, enlarging, and spreading, which indicate the act of making something larger, wider or more extensive. The antonyms of a word can give a clearer understanding of its meaning and its usage in the context, allowing for better and clearer communication.