Etymology
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snowmobile (n.)
1931, in reference to Admiral Byrd's expedition, from snow (n.) + ending from automobile, etc.
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-ation 
ending of some nouns of action; see -ate + -ion.
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trisomy (n.)
1930, from trisome (from tri- + ending from chromosome) + -y (4).
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legalese (n.)
"the language of legal documents," 1914, from legal + language name ending -ese.
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sedimentation (n.)
1845, from sediment + -ation, ending used in forming nouns of action.
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babelicious (adj.)
1991, from babe in the "attractive young woman" sense + ending from delicious.
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scandium (n.)
1879, from Modern Latin Scandia (see Scandinavia) + chemical ending -ium.
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Jazzercise (n.)

1977, originally a proprietary name, from jazz (n.) + ending from exercise (n.).

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-ase 
word-forming element used in naming enzymes, from ending of diastase.
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cementation (n.)

"process of producing cohesion," 1590s, from cement (v.) + noun ending -ation.

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