U	juː	same as you
ugly	ˈəɡliː
unaimed	ənˈɛɪmd	cf. unnamed
uncle	ˈəŋkəl
unctuous	ˈəŋktʃuːəs	three syllables
unit	ˈjuːnɪt
unnamed	ənˈnɛɪmd	cf. unaimed
uphill	əpˈhɪl
upsilon	ˈʊpsɪlɒn	oops
URL	ˈjuːɑːˌrɛl	not like earl
us	əs	cf. is
used	juːzd	i.e. “utilised”
used	juːst	i.e. “was accustomed”
usurer	ˈjuːʒərə
uvula	ˈjuːvjuːlə	and likewise uvular