صدى

5 التَّصَدِّى ذ , accord. to Er-Rághib, signifies The corresponding to a thing like as does the echo returning from the mountain. (TA.) [But accord. to others,] تصدّى لَهُ is originally تَصَدَّدَ; (Az and L in art. صد;) and signifies تَعَرَّضَ, (S, M, K,) and تَضَرَّعَ. (M.) [See 5 in art. صد; where the usages of this verb, except in the senses mentioned and indicated here below, are fully explained.] ― -b2- It signifies also The feigning oneself unmindful, negligent, inattentive, inadvertent, inconsiderate, or heedless, not being really so. (TA.) ― -b3- And The diverting oneself. (TA.) ― -b4- See also 2.