Most Grumpy, or Most Like a Shelled Beach Creature
This page is the CodyCross answer for the clue below from The 1950s, Group 1820, Puzzle 2 (Milkshakes).
Question is: Most Grumpy, or Most Like a Shelled Beach Creature
and the answer is: CRABBIEST
Word Meaning:
CRABBIEST — superlative form of crabby: most crabby
Definitions from Wiktionary.