Origin: 1640–50; <
French préfsptérable. See
prefer,
-able Related forms pref·er·a·bil·i·ty, pref·er·a·ble·ness, noun
pref·er·a·bly, adverb
non·pref·er·a·bil·i·ty, noun
non·pref·er·a·ble, adjective
non·pref·er·a·ble·ness, noun
non·pref·er·a·b·ly, adverb
un·pref·er·a·ble, adjective
un·pref·er·a·ble·ness, noun
un·pref·er·a·b·ly, adverb