krei- / Indo-European roots
Examples of words with the root krei-: apocrine, certain, concern, concert, cribriform, crime, crisis, criterion, critic, decree, diacritic, discern, discriminate, eccrine, endocrine, epicritic, excrete, exocrine, garble, hematocrit, hypocrisy, paracrine, recrement, recriminate, riddle, secern, secret.
krei-
To sieve, discriminate, distinguish.
▲ Derivatives include garble, crime, certain, excrement, crisis, hypocrisy.
1. Basic form with variant instrumental suffixes.
a. Suffixed form *krei-tro-. riddle1 from Old English hridder, hriddel, sieve, from Germanic *hridra-;
b. suffixed form *krei-dhro-. cribriform, garble from Latin crībrum, sieve.
2. Suffixed form *krei-men-.
a. crime, criminal; recriminate from Latin crīmen, judgment, crime;
b. discriminate from Latin discrīmen, distinction (dis-, apart).
3. Suffixed zero-grade form *kri-no-. certain; ascertain, concern, concert, decree, discern, disconcert, discrete, excrement, excrete, incertitude, recrement, secern, secret, secretary from Latin cernere (past participle crētus), to sift, separate, decide.
4. Suffixed zero-grade form *kri-n-yo-. crisis, critic, criterion; apocrine, diacritic, eccrine, endocrine, epicritic, exocrine, hematocrit, hypocrisy, paracrine from Greek krīnein, to separate, decide, judge, and krīnesthai, to explain.
[Pokorny 4. sker-, Section II. 945.]
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