continuously — uninterrupted in time; without cessation: continuous coughing during the concert.
perceptibly — capable of being perceived; recognizable; appreciable: a perceptible change in his behavior.
step by step — a movement made by lifting the foot and setting it down again in a new position, accompanied by a shifting of the weight of the body in the direction of the new position, as in walking, running, or dancing.
inch by inch — a unit of length, 1/12 (0.0833) foot, equivalent to 2.54 centimeters.
successively — following in order or in uninterrupted sequence; consecutive: three successive days.
unhurriedly — not hurried; leisurely; deliberate: an unhurried day; an unhurried decision.
little by little — small in size; not big; not large; tiny: a little desk in the corner of the room.
progressively — favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.
gradually — taking place, changing, moving, etc., by small degrees or little by little: gradual improvement in health.
serially — anything published, broadcast, etc., in short installments at regular intervals, as a novel appearing in successive issues of a magazine.
sequentially — characterized by regular sequence of parts.
