14-Letter Words Containing: U,I,S,T,E,R

• a drug used to reduce stress or tension without reducing mental clarity

• To categorize more specifically by placing in a subcategory.

• (grammar) To practice subcategorization.

• a group of four men

• a verb form that serves to express frequent repetition of an action

• not finally or definitely formed

• without real or apparent crystalline form

• a verbal act of renouncing a claim or right or position etc.

• the act of giving up and abandoning a struggle or task etc.

• any four copies; any of four things that correspond to one another exactly

• having four units or components

• reproduce fourfold