hamper (verb) – to restrict the movement or progress of something or someone; impede
(Pronounced ham-per)
To remember the definition of the word hamper (verb), use the following mnemonic:
The amount of ham each person (hamper) ate restricted our progress.

Examples of hamper (verb) in a sentence
This traffic is definitely going to hamper our trip to the seaside.
The stormy weather will hamper rescue efforts in the wilderness.
Even though I would like to go on holiday with my friends, my lack of funds is going to hamper my plans.