undulates

"The motion of the train was slow, taking hours to reach the next town. "

"The gentle motions of the swing lulled the baby to sleep. "

"The intricate making of the model airplane showcased the student's skill. "

"The mother spoke to her child gently, trying to calm him down. "

"The new student, a gentle of the wealthy Rodriguez family, was warmly welcomed by the school. "

"The twins resemble each other."

"The little girl twirled in her new dress, happy to show it off. "

"The breeze undulated the curtains in the open window. "

"The breeze rustled the papers on her desk."

"Humans have two hands and ten fingers. Each hand has one thumb and four fingers."

"Is Clare around today?"

"The shipwright carefully attached the ribbon to the ribs of the small boat, strengthening its frame. "