ENCHIRIDIONS
Scrabble letter values: E1N1C3H4I1R1I1D2I1O1N1S1 = 18
Definition
ENCHIRIDIONS is the plural of ENCHIRIDION.
noun ENCHIRIDION: a concise reference book providing specific information about a subject or location.
Synonyms of ENCHIRIDION: handbook, vade_mecum