To act upon; to produce an effect or change upon; as, cold affects the body; loss affects our interests.

To act upon, or move the passions; as, affected with grief.

To aim at; aspire to; desire or entertain pretension to; as, to affect imperial sway.

To tend to by natural affinity or disposition; as, the drops of a fluid affect a spherical form.

To love, or regard with fondness. Think not that wars we love and strife affect.

To make a show of; to attempt to imitate, in a manner not natural; to study the appearance of what is not natural, or real; as, to affect to be grave; affected friendship. It seems to have been used formerly for convict or attaint, as in Ayliffe’s Parergon; but this sense is not now in use.