13-letter words containing f, o, u, r, n
- unfortunately — suffering from bad luck: an unfortunate person.
- uninformative — not educational
- unperformable — to carry out; execute; do: to perform miracles.
- unpersonified — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
- unrefined oil — oil that hasn't been refined or processed
- unreproachful — not deserving reproach or blame
- unsuperfluous — not superfluous or excessive; moderate
- untransformed — not transformed; not having been transformed
- wonderfulness — excellent; great; marvelous: We all had a wonderful weekend.
- work function — Physics. the least energy necessary to free an electron from a metal surface.
- working fluid — a liquid or gaseous working substance.