Use "?" for one missing letter: pu?zle. Use "*" for any number of letters: p*zle. Or combine: cros?w*d
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The majority of these are naturalised from Arabic, Chinese, Hebrew, Inuktitut, or other qalamdan. A Persian writing-case [C] qalandar. A member of an order of mendicant dervishes. — “List of English words containing Q not followed by U”, en.wikipedia.org
Using a perl script (here) so properties of the list of words of wiktionary was analysed. wikt:qalamdan, wikt:mintaqah, wikt:Zhongqiu, wikt:Qliphoth, wikt:Wulumuqi, wikt:al-Qaeda,. — “User:Squidonius/userpage/wikt analysis - Wikipedia, the free”, en.wikipedia.org