Those letters spell celebration.
Assuming "you" is "u", Then it is uncomfortable.
No word contains only the letters f t and h. A word that contains all 3 in that order is faith.
quarts
Rearranged, it spells tantalize.
Upstage.
Saltwater is a word. It contains the letters AWATELRST.
Ditty, ditsy, dotty
Unfortunately, none in the English language. The largest word with IIVAU, is VIA and with the T added, it's VITA or VATU. There are none with 5 letters.
Mistletoe.
The element name bismuth uses all of the letters TBMUH along with I and S.
No word contains only these letters, because there aren't any vowels. But if you are asking what words contain at least 1 of these letters, the anwer is going to be more than 20 thousand.
There is no single American English word that contains all those letters. (It may be a word in Finnish, or an Asian language transliterated to English letters.)
drop, bore, to, be... no word contains all of these letters.