Two words have the same pigeonhole iff they're anagrams of each other.

Compose a verse of nlines lines. Give up after cutoff backtracks.

Does phones1 rhyme with phones2?

Does phones, as the last line, fit the rhyme scheme?

Roughen phones, except maybe preserving the rime at the end.

Return a measure of the quality or interestingness of a portmanteau. Lower scores are better. A 'good' portmanteau is made out of common words

Return (cost,words) where pronounce_all(words) matches `phones`. `cost` is lower the better the match. Try to find the lowest cost.

Return a predicate that accepts words that could be part of an anagram of subject. (But a None subject could be anything.) This is to prune th

Compose a verse of nlines lines.

Estimate the probability of an unknown word.

Estimate the probability of an unknown word as 0.

in the neolithic age

Memoize function f.

Memoize function f.