True fluency in English is not defined by the density of your vocabulary, but by how comfortably you navigate its informal terrain. The next time a colleague stands up and mentions they need to "pop out" or invites you to "pop round," look past the literal mechanics of the individual words. Hear the shorthand for what it truly is: a friendly, frictionless social convention designed to keep daily interactions moving without unnecessary fuss.
The Linguistic Secret Behind 'Pop': Why Simple Verbs Trip up Advanced English Learners