synonym | potentstiff |
also | effectiveeffectualefficaciousfertilepowerful |
attribute | effectivenesspotencystrength |
similar | equipotentmultipotent |
similar | intense |
synonym | impregnableinviolablesecureunassailableunattackable |
similar | invulnerable |
synonym | solidsubstantial |
similar | sound |