13-letter words containing p, e, r, b
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unprotectable — to defend or guard from attack, invasion, loss, annoyance, insult, etc.; cover or shield from injury or danger.
- unreplaceable — to assume the former role, position, or function of; substitute for (a person or thing): Electricity has replaced gas in lighting.
- unreprievable — not able to be reprieved, eased, or postponed
- unrespectable — not able to be respected
- unresponsible — answerable or accountable, as for something within one's power, control, or management (often followed by to or for): He is responsible to the president for his decisions.
- unsupportable — capable of being supported; endurable; maintainable.
- unsurpassable — to go beyond in amount, extent, or degree; be greater than; exceed.
- upper chamber — upper house.
- urban planner — a person who plans and designs urban areas
- vapor barrier — a layer of material, as plastic film or foil, used to protect installed insulation by retarding the transmission of moisture from the interior environment.
- variable type — type that can be varied to fit a page, screen, etc
- web developer — a person or company that develops World Wide Web software applications, or that creates and maintains websites.
- web publisher — a person or company that uploads, creates, or edits content on Web pages; one who maintains or manages a website.
- zebra stripes — a pattern of alternate black and white stripes