Etymology
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-ectomy 

word-forming element meaning "surgical removal," from Latinized form of Greek -ektomia "a cutting out of," from ektemnein "to cut out," from ek "out" (see ex-) + temnein "to cut" (from PIE root *tem- "to cut").

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sarco- 

before vowels sarc-, word-forming element in science meaning "flesh, fleshy, of the flesh;" from Latinized form of Greek sark-, combining form of sarx "flesh," traditionally derived from a PIE root *twerk-, *tuerk- "to cut" (source also of Avestan thwares "to cut"), but Beekes is dubious.  

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-tomy 
word-forming element meaning "a cutting" (especially a surgical incision or removal), from Greek -tomia "a cutting of," from tome "a cutting, section" (from PIE root *tem- "to cut").
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schizo- 

word-forming element meaning "division; split, cleavage," from Latinized form of Greek skhizo-, combining form ("irregular," says OED) of skhizein "to split, cleave, part, separate" (from PIE root *skei- "to cut, split").

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-lytic 
word-forming element used in making adjectives corresponding to nouns in -lysis, from Greek -lytikos, from lytikos "able to loose, loosing," from lytos "loosed," verbal adjective of lyein "to unfasten, loose, loosen, untie" (from PIE root *leu- "to loosen, divide, cut apart").
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-lysis 
scientific/medical word-forming element meaning "loosening, dissolving, dissolution," from Greek lysis "a loosening, setting free, releasing; dissolution; means of letting loose," from lyein "to unfasten, loose, loosen, untie," from PIE root *leu- "to loosen, divide, cut apart."
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-less 
word-forming element meaning "lacking, cannot be, does not," from Old English -leas, from leas "free (from), devoid (of), false, feigned," from Proto-Germanic *lausaz (cognates: Dutch -loos, German -los "-less," Old Norse lauss "loose, free, vacant, dissolute," Middle Dutch los, German los "loose, free," Gothic laus "empty, vain"), from PIE root *leu- "to loosen, divide, cut apart." Related to loose and lease.
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-ship 

word-forming element meaning "quality, condition; act, power, skill; office, position; relation between," Middle English -schipe, from Old English -sciepe, Anglian -scip "state, condition of being," from Proto-Germanic *-skepi- (cognates: Old Norse -skapr, Danish -skab, Old Frisian -skip, Dutch -schap, German -schaft), from *skap- "to create, ordain, appoint," from PIE root *(s)kep-, forming words meaning "to cut, scrape, hack" (see shape (v.)). It often forms abstracts to go with corresponding concretes (friend/friendship, etc.).

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