American Heritage Dictionary
(1)
Century Dictionary
GNU Webster's 1913
WordNet
(1)
Elsewhere on the web
{Willessness (aboulia or paralysis of will) {often found in psychasthenia; and in depressive— Applied Psychology for Nurses
Gussy, the tickler's already eliminated absenteeism, alcoholism and aboulia in numerous urban areas -- and that's just one letter of the alphabet!— The Creature from Cleveland Depths
The latter etymology is confirmed by the words boulesthai, boule, aboulia, which all have to do with shooting (bole): and similarly oiesis is nothing but the movement— Cratylus
Neurologist_, 1891; ibid., 1902, p. 263), that in the disturbance of emotional balance caused by grief the primitive instincts become peculiarly apt to respond to stimulus, and that in the aboulia of grief the mind is specially liable to become the prey to obsessions.— Studies in the Psychology of Sex, Volume 3 Analysis of the Sexual Impulse; Love and Pain; The Sexual Impulse in Women
(thinking), which is only oisis (moving), and implies the movement of the soul to the essential nature of each thing -- just as boule (counsel) has to do with shooting (bole); and boulesthai (to wish) combines the notion of aiming and deliberating -- all these words seem to follow doxa, and all involve the idea of shooting, just as aboulia, absence of counsel, on the other hand, is a mishap, or missing, or mistaking of the mark, or aim, or proposal, or object.— Cratylus

Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
We are still working on calculating this word's frequency.