List of 15-letter words beginning with

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There are 18 fifteen-letter words beginning with SYN

SYNAPOSEMATISMS	• SYNAPOSEMATISM n. warning coloration common to many species in region.
SYNARTHRODIALLY	• synarthrodially adv. By means of synarthrosis. • SYNARTHRODIAL adv. of, relating to, or being a synarthrosis.
SYNCHRONICITIES	• synchronicities n. Plural of synchronicity. • SYNCHRONICITY n. the coincidental occurrence of events and esp. psychic events.
SYNCHRONISATION	• synchronisation n. Non-Oxford British spelling standard spelling of synchronization. • SYNCHRONISATION n. the act of synchronising, also SYNCHRONIZATION.
SYNCHRONISTICAL	• SYNCHRONISTICAL adj. relating to synchronism, also SYNCHRONISTIC.
SYNCHRONIZATION	• synchronization n. The state or property of being synchronized. • synchronization n. (Military) The arrangement of military actions in time, space, and purpose to produce maximum relative… • SYNCHRONIZATION n. the act of synchronizing, also SYNCHRONISATION.
SYNCHRONOLOGIES	• synchronologies n. Plural of synchronology. • SYNCHRONOLOGY n. a chronological arrangement side by side.
SYNCHRONOSCOPES	• SYNCHRONOSCOPE n. an instrument used to indicate whether two periodic quantities or motions are synchronous.
SYNCHRONOUSNESS	• synchronousness n. Synchronicity. • SYNCHRONOUSNESS n. the state of being synchronous.
SYNCRETISATIONS	• SYNCRETISATION n. the process of syncretising, also SYNCRETIZATION.
SYNCRETIZATIONS	• syncretizations n. Plural of syncretization. • SYNCRETIZATION n. the process of syncretizing, also SYNCRETISATION.
SYNECDOCHICALLY	• synecdochically adv. In a synecdochical manner. • SYNECDOCHICAL adv. relating to synecdoche, also SYNECDOCHIC.
SYNECOLOGICALLY	• synecologically adv. Regarding synecology. • SYNECOLOGICAL adv. relating to synecology.
SYNERGISTICALLY	• synergistically adv. In a synergistic manner. • SYNERGISTIC adv. showing synergy.
SYNTHESISATIONS	• SYNTHESISATION n. the process of synthesising, also SYNTHESIZATION.
SYNTHESIZATIONS	• synthesizations n. Plural of synthesization. • SYNTHESIZATION n. the process of synthesizing, also SYNTHESISATION.
SYNTHETISATIONS	• SYNTHETISATION n. the process of synthetising, also SYNTHETIZATION.
SYNTHETIZATIONS	• synthetizations n. Plural of synthetization. • SYNTHETIZATION n. the process of synthetizing, also SYNTHETISATION.

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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English Wiktionary: 48 words
Scrabble in French: 34 words
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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