"STATIONARY" and "STATIONERY"

"Stationary" means not moving or not changing. "Stationery" refers to writing materials, such as paper, pens, and envelopes. Ex.: The car remained stationary at the traffic light. I need to buy some stationery for the office.

"ACCEPT" and "EXCEPT"

"Accept" means to receive or agree to something. "Except" means to exclude or leave out. Ex.: Please accept our apologies. Everyone is invited, except for Tom.