Definitions of era
The word "era" uses 3 letters: aer.
n. - A fixed point of time, usually an epoch, from which a series of years is reckoned. 2
n. - A period of time reckoned from some particular date or epoch; a succession of years dating from some important event; as, the era of Alexander; the era of Christ, or the Christian era (see under Christian). 2
Words formed by adding one letter before or after era (in bold), or to aer in any order:
c - acre care race o - aero y - aery eyra yare year g - ager gear rage p - aper pare pear rape reap a - area s - ares arse ears eras rase sear sera v - aver rave vera b - bare bear brae d - dare dear read l - earl lear rale real n - earn near f - fare fear frae h - hare hear rhea m - mare ream k - rake r - rare rear t - rate tare tear z - raze u - urea w - ware wear