remember A1

/ɹɪˈmɛmbɚ/ exercise, or have the power of, memory

murder A2

/ˈmɝ.dɚ/ alter so as to make unrecognizable

nightmare B2

/ˈnaɪt.mɛɚ/ A very unpleasant or frightening dream.

mere B1

/mɪɚ/ Just, only; no more than, pure and simple, neither more nor better than might be expected.

mortal B2

/ˈmɔɹ.təl/ subject to death

immortal B2

/ɪˈmɔɹtəl/ a person (such as an author) of enduring fame

mortgage B2

/ˈmɔɹ.ɡɪd͡ʒ/ A legal agreement in which a borrower pledges real property as collateral for a loan used to purchase or refinance that property.

immortality B2

/ˌɪmɔːɹˈtæləti/ The condition of being immortal.

mortify B2

/ˈmoɹtɪfaɪ/ To discipline (one's body, appetites etc.) by suppressing desires; to practise abstinence on.

moribund C2

/ˈmɔrəbənd/ Approaching death; about to die; dying; expiring.