كَثُرَ
1.
, aorist
كَثُرَ
, (S, Msb, K,) verbal noun كَثْرَةٌ (Msb, TA) and كِثْرَةٌ, or this is erroneous, (Msb,) [and perhaps كُثْرَةٌ, and كُثْرٌ, or these are simple substs., (see كَثْرَةٌ, below,)] and كَثَارَةٌ, (TA,) It was, or became, much, copious, abundant, many, numerous, great in number or quantity; it multiplied; it accumulated. (S, K, TA.) كَثُرُوا عَلَيْهِ فَغَلَبُوهُ [They multiplied against him and overcame him.] (TA in article غرق). [كَثُرَ مِنْهُ كَذَا
Such a thing proceeded from him, or was done by him, much, or often.] See also 4.
2.
كَاثَرُوهُمْ فَكَثَرُوهُمْ: see 3.