What is another word for popped up?
Pronunciation: [pˈɒpt ˈʌp] (IPA) 
The phrase "popped up" is a commonly used expression in English which describes something that appeared suddenly or unexpectedly. There are plenty of synonym phrases that can be used in place of "popped up" such as "appeared out of nowhere", "emerged unexpectedly", "sprang up", "materialized suddenly", "arose suddenly", "surged to the surface", "manifested abruptly", "suddenly became visible" and "suddenly became apparent." Depending on the context, any of these synonyms can be employed to replace the term "popped up" to convey the same sense of suddenness and surprise. Thus, the phrases can make the sentence more varied, interesting and professional to read.
