enchiridion or encheiridion /en(g)-kī-ridˈi-on/

A handbook or a manual

• sea passages
• sea pen
• sea pens
• sea perch
• sea perches
• sea pie
• sea piece
• sea pieces
• sea pies
• sea-pig
• sea-pigs
• sea pike
• sea pikes
• sea pink
• sea pinks
• seaplane
• seaplanes
• sea poacher
• sea poachers
• sea porcupine
• sea porcupines
• seaport
• seaports
• sea potato
• sea potatoes