Words and phrases that almost rhyme with cathode-ray tube:  (32 results)
(These are near rhymes. For exact rhymes, click the "Rhymes" link above.)
4 letters:
coop, dupe, hoop, koop, loop, poop, soup
6 letters:
croupe, recoup, troupe
7 letters:
aggroup, hencoop, regroup
9 letters:
hula-hoop
10 letters:
guadeloupe
11 letters:
cock-a-hoop
12 letters:
trou-de-loup
Table of complete results:

Commonly used words are shown in bold. Rare words are dimmed.
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