demitasse demitasse /ˈdɛmɪˌtæs/

noun

1. Small coffee cup; for serving black coffee  ( demitasse )
   small coffee cup; for serving black coffee
    She sipped her espresso from a delicate demitasse.
   She sipped her espresso from a delicate demitasse.
   
   
2. Small cup of strong black coffee without milk or cream  ( cafe noir , demitasse , café noir )
   small cup of strong black coffee without milk or cream
   
   

 musical harmony musical harmony /ˈmjuːzɪkəl ˈhɑːmɒni/

noun

1. The structure of music with respect to the composition and progression of chords  ( musical harmony , harmony )
   the structure of music with respect to the composition and progression of chords
    In the symphony, the harmony between the violins and cellos was simply mesmerizing.
   In the symphony, the harmony between the violins and cellos was simply mesmerizing.
   
   

 hex hex /ˈhɛks/

adjective

1. Of or pertaining to a number system having 16 as its base  ( hex , hexadecimal )
   of or pertaining to a number system having 16 as its base
   

noun

1. () An evil spell  ( jinx , whammy , mozz [Informal, Australian] , curse , hex )
   an evil spell
    A witch put a curse on his whole family
   a witch put a curse on his whole family
    He put the whammy on me
   he put the whammy on me
   
   

verb

1. Cast a spell over someone or something; put a hex on someone or something  ( bewitch , enchant , glamour , hex , jinx , witch )
   cast a spell over someone or something; put a hex on someone or something
   

 seamount seamount /ˈsiːˌmaʊnt/

noun

1. An underwater mountain rising above the ocean floor  ( seamount )
   an underwater mountain rising above the ocean floor