... dinghies).See PLURALS (iii).DINGY means dull and drab.dingo (singular) dingoes or dingos (plural)dining or dinning?dine + ing = dining (as in dining room)din + ing = dinning ... machine).DEFICIENT means lacking something vital (a dietDEFICIENT in vitamin C).deferdeferred, deferring, deferenceSee ADDING ENDINGS (iv).deffiniteWrong spelling. See DEFINITE.deficientSee ... having no interest in, apathetic), and it isinteresting that this meaning is being revived in popular speech.71tDISIPLEAvoid this use in formal contexts, however, for it iswidely...