pop out

(verb) appear suddenly. Synonyms: pop out, burst out. Example: "Spring popped up everywhere in the valley."

(verb) bulge outward. Synonyms: start, protrude, pop, pop out, bulge, bulge out, bug out, come out. Example: "His eyes popped."

(verb) exit briefly. Synonyms: pop out. Example: "He popped out for a quick coffee break."

(verb) come out suddenly or forcefully. Synonyms: pop out. Example: "You stick a bill in the vending machine and the change pops out."