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List of 12-letter words containing

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There are 18 twelve-letter words containing A, I, M, 2N, S and Y

ACRONYMANIASACRONYMANIA n. a craze for acronyms.
ACTINOMYCINSactinomycins n. Plural of actinomycin.
ACTINOMYCIN n. any of various antibiotics isolated from soil bacteria.
AMINOPYRINESaminopyrines n. Plural of aminopyrine.
AMINOPYRINE n. a drug formerly used to relieve pain and fever.
ASYNCHRONISMasynchronism n. Synonym of asynchrony.
ASYNCHRONISM n. the state of being asynchronous.
CLINDAMYCINSCLINDAMYCIN n. an antibiotic drug used for serious infections that do not respond to other antibiotics.
COSCINOMANCYcoscinomancy n. Divination by the use of a suspended sieve sometimes from tongs or shears. The movement of the sieve…
COSCINOMANCY n. divination using a sieve and a pair of shears.
DYNAMOGENIESDYNAMOGENY n. production of increased nervous activity, also DYNAMOGENESIS.
HAEMOCYANINShaemocyanins n. Plural of haemocyanin.
HAEMOCYANIN n. an oxygen-carrying pigment in arachnids, equivalent to haemoglobin in mammals.
INCONSUMABLYinconsumably adv. Such that it cannot be consumed or used up; inexhaustibly.
INCONSUMABLE adv. not capable of being consumed.
MONEYMAKINGSmoney-makings n. Plural of money-making.
MONEYMAKING n. the business of making money.
MONOMYARIANSMONOMYARIAN n. a kind of bivalve mollusc.
MONOSYNAPTICmonosynaptic adj. (Neuroanatomy) Having, or involving a single synapse.
monosynaptic adj. (Derogatory) Stupid, lacking in brainpower.
MONOSYNAPTIC adj. having or involving a single neural synapse.
NINNYHAMMERSninnyhammers n. Plural of ninnyhammer.
NINNYHAMMER n. a ninny, a foolish person.
NYMPHOMANIASnymphomanias n. Plural of nymphomania.
NYMPHOMANIA n. sexual mania in females.
PHENYLAMINESphenylamines n. Plural of phenylamine.
PHENYLAMINE n. another name for aniline.
POLLYANNAISMPollyannaism n. Persistent irrational optimism.
POLLYANNAISM n. a pollyannaish observation.
SEMIANNUALLYsemiannually adv. In a semiannual manner, twice yearly.
semi-annually adv. Occurring twice yearly; biannually.
SEMIANNUAL adv. half-yearly.
UNASSUMINGLYunassumingly adv. In an unassuming manner.
UNASSUMING adv. not assuming.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 104 words
  • Scrabble in French: 33 words
  • Scrabble in Spanish: 2 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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