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 4000 Duolingo (U - Z) - Spelling Practices
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n. ультиматум last offer; final statement of terms made by one party to another


Spelling Word: ultimatum
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a. неисследованные not discovered or explored, in any sense


Spelling Word: unexplored
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v. унификации integrate; make into or become one unit


Spelling Word: unify
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v. обновления raise to a higher grade or standard; advance


Spelling Word: upgrade
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n. посуда instrument, implement, or container for practical use, especially in kitchen or laboratory


Spelling Word: utensil
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v. вакцинации perform or produce immunity


Spelling Word: vaccinate
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a. Напрасно having no real substance, value, or importance; empty; void; worthless; unsatisfying


Spelling Word: vain
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n. силу goodness, moral excellence; good quality


Spelling Word: virtue
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a. летучие tending to vary often or widely, as in price; inconstant or fickle; tending to violence


Spelling Word: volatile
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n. вулкан fissure in the earth's crust through which molten lava and gases erupt


Spelling Word: volcano