Elegy
Nautical
Interplay
Systematic
Infamous
Delectable
Disperse
Interrogate
Precipitous
according to a system; thorough and regular
having a bad reputation; disgraceful
poem or song expressing sorrow for the dead
delightful
back-and-forth action; action and reaction
relating to ships, sailors, or navigation on water
extremely steep
scatter in different directions
question formally