Hypertext Webster Gateway: "loopy"
From WordNet (r) 1.7 (wn)
loopy
adj : informal or slang terms for mentally irregular [syn: {balmy},
{barmy}, {bats}, {batty}, {bonkers}, {buggy}, {cracked},
{crackers}, {daft}, {dotty}, {fruity}, {haywire}, {kooky},
{kookie}, {loco}, {loony}, {nuts}, {nutty}, {wacky}]
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