Based on entasis, new words formed by adding one letter at the beginning or end:
a - entasias b - basinets c - bassinet d - cineasts e - scanties g - destains h - sandiest i - etesians k - teniases l - eastings m - giantess n - seatings o - anthesis p - shanties r - sheitans s - sthenias t - isatines u - sanities x - sanitise
