15-letter words containing d, i, r, t, y, o
- unextraordinary — beyond what is usual, ordinary, regular, or established: extraordinary costs.
- untraditionally — in an untraditional fashion; not traditionally
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- winter holidays — a period of rest from work or studies taken in winter
- ytterbium oxide — a colorless compound, Yb 2 O 3 , used in certain alloys and ceramics.