Confusing words: Stationary vs Stationery

Confusing words

 Stationary vs Stationery

Stationary (adj) /ˈsteɪʃ(ə)n(ə)ri/: not moving

-      The car slammed a stationary truck.

                                                                       

Stationery (noun) /ˈsteɪʃ(ə)n(ə)ri/ - uncountable- : office materials such as paper, pens, pencils etc

 -      I need to buy some stationery for my home office.