English to English Dictionary

undertaking

A task, project, or enterprise, especially one that is large or difficult.

unending

Having no end or apparent end; continuous or interminable.

unforeseen

Not anticipated or predicted.

unhurried

Not rushing or being rushed; moving, operating, or done in a leisurely and relaxed manner.

uninhabited

Having no people living there; unoccupied.

unsettled

Not resolved or decided; open to question.

usability

The degree to which something is easy to use and compatible with the user's needs.