a, b, d, e, f, g, l, n, t, i are letters that make 'indefatigable'
gable, AB, ab, fa, ti, gab, Gable, at, defat, able, fat, in, DE, IN, ND, LE, At, Ga, In, Nd, Ti, Ig, IgA, GA, Ab are words within 'indefatigable'
1 possible definitions for 'indefatigable'
Under this definition, indefatigable is an adjective and has the following properties:
tireless, unflagging, unwearying have the same meaning as 'indefatigable'
indefatigability, indefatigableness, tirelessness are derivatives of 'indefatigable'.
energetic is similar to indefatigable.
"an indefatigable advocate of equal rights", "a tireless worker", "unflagging pursuit of excellence"