IMPREGN is a playable word

impregn Scrabble® Dictionary

verb
impregned, impregning, impregns
to make pregnant
78 Playable Words can be made from "IMPREGN"
   2-Letter Words (11 found)
   3-Letter Words (30 found)
   5-Letter Words (9 found)
   6-Letter Words (1 found)
   7-Letter Words (3 found)