IEN, see EEN.
IEND.
(As in "fiend"), rhymes preterites and participles of verbs in EAN, EEN. (As in "friend"), rhymes END.
IER.
Pier, bier, tier, rhymes EER.
IERCE.
Fierce, pierce, tierce.
IEST.
Priest, rhymes EAST. ("Diest," second person singular present, at times pronounced as a monosyllable, rhymes "spiced," etc.)
IEVE.