Question

Her years of Spanish classes finally paid off when she found herself in Mexico and realized she could communicate with people.

Accepted Answer

(intransitivehttps://en.wiktionary.org/wiki/Appendix:Glossary#intransitive) To become worthwhilehttps://en.wiktionary.org/wiki/worthwhile; to produce a net benefit.

Sentence	Her years of Spanish classes finally paid off when she found herself in Mexico and realized she could communicate with people.
Definition	( intransitive https://en.wiktionary.org/wiki/Appendix:Glossary#intransitive ) To become worthwhile https://en.wiktionary.org/wiki/worthwhile ; to produce a net benefit.

Years Spanish Classes Finally Paid Found Mexico Realized