زعم

6 تَزَاعَمَا ذ They two competed in discoursing of a thing, and differed respecting it: accord. to Z, it means they talked of, or related, زَعَمَات, i. e. [ mere assertions, or] stories in which no confidence was to be placed. (TA.) Sh says that التَّزَاعُمُ is mostly used in relation to a thing respecting which there is doubt. (TA.) -A2- One says also, تزاعم القَوْمُ, meaning The people, or party, became responsible, one for another: and hence, تزاعموا عَلَى كَذَا they leagued together, and aided one another, against such a thing. (TA.)