undoubtedly - bezpochyb, nepochybně
BrE
/ʌn'daʊtɪdli/
AmE
/ʌn'daʊt̬ɪdli/

adverb - without question, without doubt

 
unsuccessful - neúspěšný
BrE
/ˌʌnsək'sesfl/
AmE
/ˌʌnsək'sesfl/

adjective - not successful

 
union - unie
BrE
/'ju:niən/
AmE
/'ju:nɪən/

noun - a group of states that form one country

unanimous
unanimous - jednomyslný, jednohlasný
BrE
/ju:'nænɪməs/
AmE
/ju:'nænɪməs/

adjective - agreed by all people

 
utopia - utopie
BrE
/ju:'təʊpɪə/
AmE
/ju:'toʊpiə/

noun - an imaginary or fictional city or country, where everything is perfect

 
used - zvyklý
BrE
/'ju:st/
AmE
/'ju:st/

adjective - accustomed to something

 
unease - špatný pocit
BrE
/ʌn'i:z/
AmE
/ʌn'i:z/

noun - an uncomfortable feeling

 
update - aktualizovat
BrE
/ˌʌp'deɪt/
AmE
/ˌʌp'deɪt/

verb - to include latest information in something (a report, website etc.)

 
unwisely - nerozumně, nemoudře, hloupě
BrE
/ʌn'waɪzlɪ/
AmE
/ʌn'waɪzli/

adverb - in a foolish way, is a way that is not advisable or sensible

 
unbelievably - neuvěřitelně
BrE
/ʌnbɪ'li:vəblɪ/
AmE
/ʌnbɪ'li:vəbli/

adverb - surprisingly, in a way that is hard to believe

 
unbelievable - neuvěřitelný
BrE
/ˌʌnbɪ'li:vəbl/
AmE
/ˌʌnbɪ'li:vəbl/

adjective - difficult to believe

 
unashamed - nestydatý
BrE
/ʌnə'ʃeɪmd/
AmE
/ʌnə'ʃeɪmd/

adjective - not feeling ashamed

 
unashamedly - nestydatě
BrE
/ʌnə'ʃeɪmədlɪ/
AmE

adverb - without feeling ashamed

 
undoubted - nepochybný
BrE
/ʌn'daʊtɪd/
AmE
/ʌn'daʊt̬ɪd/

adjective - definite; not questioned

upgrade
upgrade - vylepšení, zdokonalení, vyšší verze (programu apod.)
BrE
/'ʌpgreɪd/
AmE
/'ʌpgreɪd/

noun - a change or a new feature that makes something better or of a higher standard