Gypsy
Lymph
Lynch
Pygmy
Shyly
Sylph
Tryst
Actually, these words do have vowels because its a, e, i, o, u.
And by the way "sometimes y" does not count.
Rocking is a word with 7 letters 5 consonants and 2 vowels
all words have vowels in them
immediate
facetiously
queue
Sequoia.
aqueous
agree
scarf
tryst
sequoia
queueing