Center letter: t Outer letter: a d e i m v Answers (68): meditative additive admit admitted aviate aviated dammit data date dated dative demit demitted deviate deviated diet dieted edit edited emit emitted ideate ideated imitate imitated imitative immediate item mate mated matte matted meat mediate mediated meditate meditated meet meta metadata mete meted mite mitt tame tamed tatami tatted team teamed teammate teat teatime teed teem teemed tide tided tidied tied time timed timid titivate titivated vetted vitiate vitiated