On each row place a three letter word that can be attached to the end of the word to the left and to the beginning of the word to the right to give a longer word in each case. When completed the initial letters of the added words will give a capital city reading downwards. What is it?
K I L L _ _ _ F U L L Y
I M P _ _ _ O R
D O N _ _ _ N O T E
S U R F _ _ _ T O N E
W A V E _ _ _ B R I C K
S E T _ _ _ T O T A L
H O L D _ _ _ O W E D