plunge

"The submarine submerged in the water."

"The student recklessly spent all his allowance on video games, ignoring the fact that he needed money for school supplies. "

"She felt a wave of embarrassment when she realized she had called her teacher "Mom" in front of the whole class. "

"The house was surrounded by a tall fence. "

"The speculation about who won the school election was very active in the cafeteria. "

"The difficulty of the math problem made it hard for many students to solve it. "

"The school board's decision to change the school mascot caused a lot of controversy. "

"Good news exhilarates the mind; wine exhilarates the drinker."

"The parishioner donated flowers to the church altar. "

"He raised his hand to make his announcement and said "Excuse me everyone, I have an announcement to make."

"The poorly guarded border was easily penetrable. "

"The dinghy was overwhelmed by the great wave."