Words That Rhyme With "Impregnable" :

3 syllables:

beddable, effable, fellable, getable, peccable, pregnable, sellable, sketchable, tenable, wettable

4 syllables:

condemnable, forgettable, impeccable, ineffable, resettable, unguessable, untenable

5 syllables:

inexpugnable, unforgettable