(I) Determine the longest common English word you can spell by repeating:

(a) Precisely 1 letter.
(b) Precisely 2 letters.

(II) Extend (I) to include archaic/esoteric words.

Note: No proper names/slangs/acronyms/abbreviations, nor hyphenated words like A-bomb, X-ray etc.

1. aa

Posted by Math Man on 2022-11-05 08:17:18