SPONTANEITY n. 2 definitions
f being spontaneous, or acting from native feeling, proneness, or temperament, without constraint or external force. Romney Leigh, who lives by diagrams, And crosses not the spontaneities Of all his individual, personal life With formal universals. Mrs. Browning.
SPRAIN v.
s a joint, ligament, or muscle, by sudden and excessive exertion, as by wrenching; to overstrain, or stretch injuriously, but without luxation; as, to sprain one's ankle.