There are a number of preposition words that change the meaning of a phrase when used with a particular word. For example, you can use Play with different prepositions, and you will get a different meaning every time. You can see the examples below:
1. Play at
Play at (cards)
Example: They were playing at cards.
2. Play upon
Play upon (musical instrument)
Example: Harish played upon the violin in the party.
![Preposition Words with Obliged to and at](https://englishperiod.com/wp-content/uploads/2022/04/WhatsApp-Image-2022-04-25-at-3.13.42-PM-2-1024x1024.jpeg)
![](https://englishperiod.com/wp-content/uploads/2022/05/D43228126_IN_OP_Central-back-to-school_Apr22_rush_1500X400-1024x273.jpg)