cockamamy
Laughably implausible scheme
Cockamamy means ridiculous, implausible, or half-baked: some cockamamy scheme to get rich quick, That's the most cockamamy excuse I've ever heard.
The word is informal and slightly old-fashioned, carrying a tone of dismissive amusement.
Also spelled cockamamie.
Completely contrary to reason
- ludicrousAbsurdly unreasonable or inappropriate
- ridiculousInviting scorn through absurdity
- nonsensicalWithout coherent meaning
- outlandishStrikingly weird or foreign-seeming
harebrained · crackpot · half-baked · lamebrained · screwball · wacky · zany · kooky
Senseless talk or writing
- poppycockFoolish or meaningless talk
- twaddleTrivial, foolish talk
- gibberishUnintelligible speech or writing
- claptrapInsincere, pretentious language
malarkey · hogwash · flapdoodle · bunkum · tommyrot · baloney · drivel · humbug
Unconvincingly unlikely or strained
- unbelievableImpossible to accept as true
- improbableNot likely true
- dubiousOf uncertain reliability
- fishyArousing doubt, colloquially
sketchy · iffy · suspect · questionable · unconvincing · tall-tale · whopper · yarn
preposterous
Completely contrary to reason
- ludicrousAbsurdly unreasonable or inappropriate
- ridiculousInviting scorn through absurdity
- nonsensicalWithout coherent meaning
outlandish · harebrained · crackpot · half-baked · lamebrained · screwball · wacky · zany · kooky · loopy
balderdash
Senseless talk or writing
- poppycockFoolish or meaningless talk
- twaddleTrivial, foolish talk
- gibberishUnintelligible speech or writing
claptrap · malarkey · hogwash · flapdoodle · bunkum · tommyrot · baloney · drivel · humbug · blather
far-fetched
Unconvincingly unlikely or strained
- unbelievableImpossible to accept as true
- improbableNot likely true
- dubiousOf uncertain reliability
fishy · sketchy · iffy · suspect · questionable · unconvincing · tall-tale · whopper · yarn · fib
old-fashioned
Belonging to earlier times
- cornyTiresomely sentimental or trite
- hokeyCheaply sentimental or contrived
- quaintAttractively unfamiliar, outdated
folksy · vintage · retro · campy · kitschy · cheesy · cornball · square · unhip · fuddy-duddy
cockamamycredible
Worthy of acceptance
believable · plausible · reasonable · logical · rational