Carl in Newport Beach, California, wonders why the prefix be- functions so differently in the words behead and befriend. Also, why do the words decapitated and beheaded have different prefixes? And what the be-doing there in bemoan and belabor? Like words themselves, prefixes can have more than one meaning. The prefixes de- and dis- are likely related to Latin and Greek roots meaning “two.” Michael Qunion’s site Affixes.org is an excellent resource for understanding these building blocks of English. This is part of a complete episode.
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