Commemorate
Part of speech: verb
Definition: To honour the memory of someone or something with a ceremony. To serve as a memorial to someone or something.
Example sentence: I believe, and I have always believed, that these events on the occasion of International Holocaust Remembrance Day should take place in Auschwitz and that this is the most important place to commemorate the victims of the Holocaust.
Remember
Part of speech: verb
Definition: To recall from one's memory; to have an image in one's memory.To memorize; to put something into memory.To not forget (to do something required)To convey greetings.To put in mind; to remind (also used reflexively)To engage in the process of recalling memories.