• Be up Verb
• Be unable to urinate
• Be unconformably overlain by
• Be underpaid
• Be up against (something)
• Be up all night
• Be up and about
• Be up for (something)
• Be up front
• Be up in arms
• Be up late
• Be up next
• Be up to (someone)
• Be up to no good
• Be up to speed
• Be upfront about (something)
• Be used analogously
• Be used dialectally
• Be used intransitively