13-Letter Words Containing: O,U,R,B,S

• To categorize more specifically by placing in a subcategory.

• (grammar) To practice subcategorization.

• a productive insight

• making an important discovery

• a penetration of a barrier such as an enemy's defense

• (especially of certain insects) having very short or rudimentary wings

• a game in which players use long sticks to shove wooden disks onto the scoring area marked on a smooth surface

• someone who gossips indiscreetly

• the condition of being urbanized

• the social process whereby cities grow and societies become more urban