كثر

5 تكثّر ذ [ He endeavoured to acquire much, or abundance, of a thing]. You say تكثّر مِنَ العِلْمِ لِيَحْفَظَ [ He endeavoured to acquire much knowledge, in order that he might preserve it in his memory ]. And تَكثّر مِنْهُ لِيَفْهَمَ [ He endeavoured to acquire much thereof in order that he might understand ]. (A.) See also 10. ― -b2- He made a vain, or false, boast of abundance, or riches; or a boast of more than he possessed; and invested himself with that which did not belong to him. (TA, voce تَشَبَّعَ, which signifies the same.) You say تكثّر بِمَا لَيْسَ عِنْدَهُ He made a boast of abundance, or riches, which he did not possess; syn. تَشَبَّعَ. (Msb, art. شبع.) And فُلَانٌ يَتَكَثَّرُ بِمَالِ غَيْرِهِ [ Such a one makes a vain or false show of abundance or riches with the wealth or property of another ]. (S.)