13-letter words containing o, r, a, i, u, m
- tautochronism — the fact or quality of being a tautochrone
- temerariously — in an audacious manner
- tibeto-burman — a subfamily of Sino-Tibetan languages, including especially Tibetan and Burmese.
- transmountain — across or through a mountain or mountains
- transmutation — the act or process of transmuting.
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- ultraromantic — extremely romantic
- umbraculiform — umbrella-shaped
- uncustomarily — according to or depending on custom; usual; habitual.
- uninformative — not educational
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unworkmanlike — not appropriate to or befitting a good workman
- uranium oxide — any of the compounds of uranium and oxygen, as UO 2 , UO 3 , U 4 O 9 , or U 3 O 8 .
- vermiculation — to work or ornament with wavy lines or markings resembling the form or tracks of a worm.
- zoosporangium — a sporangium or spore case in which zoospores are produced.