14-Letter Words Containing: I,F,F,I,E,S,_

• evergreen perennial herbs of tropical America with lush foliage and poisonous sap; often cultivated as houseplants

• to an insufficient degree

• unskillfulness resulting from a lack of efficiency

• The doctrine that all religions are equally valid.

• (more broadly) Relativism, agnosticism; apathy, indifference.

• An expression of such a doctrine or view.

• The doctrine of absolute identity, i.e. that to be in thought and to exist are one and the same thing.