The antonyms for "appear be" are numerous and complex, depending on the context in which the phrase is used. In general, these antonyms can be grouped into two broad categories: those that indicate a lack of existence or presence, and those that imply deception, concealment, or disguise. Some common antonyms for "appear be" include disappear, vanish, dissolve, evaporate, recede, fade away, and go into hiding. On the other hand, antonyms that suggest deception or disguise include disguise, camouflage, masquerade, and feign. Antonyms allow us to more fully understand the meaning of words and phrases and help us to more accurately communicate our ideas.