Their argument eventually embroiled the whole office in an awkward situation.

embroiled 是动词 embroil 的过去式，embroil 由前缀 em-（表示"使进入某种状态"）和 broil（"争吵、混乱"）组成，字面意思是"使陷入争吵或混乱"，引申为"卷入、牵连"的意思。