9-Letter Words Containing: D,G,I,O,S

• add oxygen to or combine with oxygen

• enter into a combination with oxygen or become converted into an oxide

• handsome violet-streaked wood of the kingwood tree; used especially in cabinetwork

• Brazilian tree yielding a handsome cabinet wood

• a fiercely disputed contest

• disorderly fighting

• an aerial engagement between fighter planes

• a violent fight between dogs (sometimes organized illegally for entertainment and gambling)

• arrange for an illegal dogfight

• engage in an aerial battle with another fighter plane

• the act of following someone secretly

• a swing downward of a golf club

• a worsening of business or economic activity

• A condition of total, interlocking traffic congestion on the streets or highways of a crowded city, in which no one can move because everyone is in someone else's way.

• On a smaller scale: the situation in which cars enter a signal-controlled intersection too late during the green light cycle, and are unable to clear the intersection (due to congestion in the next block) when the light turns red, thus blocking the cross traffic when it's their turn to go. Repeated at enough intersections, this phenomenon can lead to citywide gridlock.

• (by extension) any paralysis of a complex system due to severe congestion, conflict, or deadlock.

• A female head of a household.

• A title of respect for a woman.