Letters that make mental reservation
s, a, o, e, l, n, m, r, t, i, v are letters that make 'mental reservation'
Words within mental reservation
ER, RV, vat, RES, re, ti, NT, VA, men, VAT, at, en, SE, ESE, mental, on, reservation, AL, ME, Io, ion, Re, Al, At, Es, Er, Se, Ta, Ti are words within 'mental reservation'