The first line of the following twenty-six rhyming couplets contains a word from the international reference Collins Official Scrabble Words
The highest and lowest values for short words in Official Scrabble Words
or Official Scrabble Players Dictionary are probably these:
Using only Scrabble words I found no perfect onions with a symmetrical central letter longer than 5-letter triples, and only five of them in Official Scrabble Words
(ANANA, DEWED, LEVEL, STATS, STOTS), and of these only LEVEL and STATS are in Official Scrabble Players Dictionary.
ridiculous] pangram sentence of official Scrabble words
Abc (usually plural) is a 'word' in Web-3 but not in Official Scrabble Words
(OSW) or Official Scrabble Players Dictionary.
All the above words are in Chambers Official Scrabble Words
except "dat", a dialect form of "that", in Macquarie Dictionary, and "drammers", drinkers, in Web-3.