The word "de signed" means something that has been planned or purposefully created. Its antonyms, or words with opposite meanings, would be unplanned or unintended. Other antonyms could be accidental, haphazard or chance. The word "de signed" implies a deliberate action, so words like spontaneous, natural or unplanned also work as antonyms. "De signed" also suggests that something is carefully thought out and intentional, so antonyms could be careless, hasty or thoughtless. Finally, "de signed" has connotations of precision and attention to detail, so antonyms could be messy, unorganized or sloppy. By understanding the antonyms of "de signed," we can better understand its meaning and use it more effectively in our language.