THESAURUS
ad infinitum
again and again, all over, at a stretch, at all points, at full length, at length, boundlessly, ceaselessly, connectedly, constantly, continually, continuously, cumulatively, cyclically, endlessly, eternally, everlastingly, every bit, every inch, every whit, extensively, forever, head and shoulders, heart and soul, illimitably, immeasurably, immensely, in all respects, in every respect, in extenso, in perpetuity, incalculably, incessantly, incomprehensibly, indestructibly, infinitely, innumerably, inside and out, interminably, lengthily, limitlessly, measurelessly, monotonously, neck deep, never-endingly, on a stretch, on all counts, on and on, on end, overall, perdurably, perennially, permanently, perpetually, repetitively, root and branch, round the clock, steadily, through and through, throughout, time without end, to infinity, to the brim, to the death, to the end, to the hilt, together, unbrokenly, unceasingly, unendingly, unintermittently, uninterruptedly, unrelievedly, without a break, without cease, without end, without limit, without stopping, world without end, you name it
ROGET THESAURUS
ad infinitum
Infinity
N
infinity, infinitude, infiniteness, perpetuity, boundlessness, infinite, immense, numberless, countless, sumless, measureless, innumerable, immeasurable, incalculable, illimitable, inexhaustible, interminable, unfathomable, unapproachable, exhaustless, indefinite, without number, without measure, without limit, without end, incomprehensible, limitless, endless, boundless, termless, untold, unnumbered, unmeasured, unbounded, unlimited, illimited, perpetual, infinitely,
ad infinitum, as boundless as the sea.