13-Letter Words Containing: FFE_

• A coffee klatch.

• in an ineffective manner

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

• the process of bubbling as gas escapes

• the property of giving off bubbles

• European breed of small dog resembling a terrier with dark wiry hair and a tufted muzzle

• in a not unpleasantly offensive manner

• power to be effective; the quality of being able to bring about an effect

• capacity to produce strong physiological or chemical effects

• in an ineffectual manner