10-letter words containing tion
- unoptional — left to one's choice; not required or mandatory: Formal dress is optional.
- unrational — agreeable to reason; reasonable; sensible: a rational plan for economic development.
- urtication — the development or eruption of urticaria.
- ustulation — the act of scorching or burning.
- usurpation — an act of usurping; wrongful or illegal encroachment, infringement, or seizure.
- vacationer — a period of suspension of work, study, or other activity, usually used for rest, recreation, or travel; recess or holiday: Schoolchildren are on vacation now.
- validation — to make valid; substantiate; confirm: Time validated our suspicions.
- vapulation — the act of beating or whipping
- vasomotion — the change in diameter of a blood vessel.
- vaxstation — A family of workstations from DEC based on their VAX computer architecture.
- vegetation — all the plants or plant life of a place, taken as a whole: the vegetation of the Nile valley.
- velitation — a minor dispute or contest.
- veneration — the act of venerating.
- vesication — to raise vesicles or blisters on; blister.
- vibrations — the act of vibrating.
- vinylation — the process of introducing the vinyl group into a compound by reaction with acetylene.
- visitation — the act of visiting.
- vocational — of, relating to, or connected with a vocation or occupation: a vocational aptitude.
- volitation — the act or power of flying.
- volitional — the act of willing, choosing, or resolving; exercise of willing: She left of her own volition.
- volutation — the action of rotation or inducing rotation
- xanthation — (chemistry) Conversion into a xanthate.
- zb station — (in New Zealand) a radio station of a commercial network