Allardt rhymes with:
allert, fallert, allert, boehlert, ehlert, eilert, ellert, englert, fallert, gellert, oehlert, seelert, wahlert, willert
Allardt sounds like:
alard, alarid, alert, alerted, allard, allert, allred, allured, alread, already, alred, alward, aylward, aylworth