Sentences.

Compel: Her friends compel her to sing the song.
Decisive: Education is very decisive for everyone.
Revealed: He forced to reveal all the secrets of his company.
Avalanche: Many people were died in the avalanche in 1988.
Collaboration: She was cooking in collaboration with her mother.
Painstakingly: It is almost a waste of time painstakingly to learn the routines of selling.
Conventional: We should have change our mind from conventional thinkings.
Contention: The captured territory was the main area of contention between the two countries.
Conceal: He conceal his loss in business from share holders of the company.
Existence: The existence of dinosaurs are not found today.