advanced

up the ante: Idiom Meaning and Origin

up on one’s ear: Idiom Meaning and Origin

up one’s sleeve: Idiom Meaning and Origin

up on: Idiom Meaning and Origin

up hill and down dale: Idiom Meaning and Origin

up front: Idiom Meaning and Origin

up and running: Idiom Meaning and Origin

under way: Idiom Meaning and Origin

under the rug: Idiom Meaning and Origin

under the microscope: Idiom Meaning and Origin

under erasure: Idiom Meaning and Origin

ugly customer: Idiom Meaning and Origin