Synonyms: reciprocate
Definition: alternate the direction of motion of
Usage: the engine reciprocates the propeller
Similar words: move
Definition: move so as to change position, perform a nontranslational motion
Usage: He moved his hand slightly to the right
Synonyms: reciprocate
Definition: act, feel, or give mutually or in return
Usage: We always invite the neighbors and they never reciprocate!
Definition: perform an action, or work out or perform (an action)
Usage: think before you act; We must move quickly; The governor should act on the new energy bill; The nanny acted quickly by grabbing the toddler and covering him with a wet towel