RECK

PRONUNCIATION: (rek)

MEANING: noun: Care or concern.
verb tr., intr.: To care or concern.

ETYMOLOGY: From Old English reccan (to care). Earliest documented use: 1150. The common affixed form is reckless.
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GRECK - past tense of "GREEK"

MR ECK - pitcher Dennis Eckersley, formally

ZECK - Nero Wolfe's nemesis