niddhamati

to blow away, blow off; to clean, cleanse, purify; to throw out, eject, remove Snp.281 = Mil.414 (kāraṇḍavaṃ) Snp.282 (˚itvā pāpicche), Snp.962 (malaṃ = pajahati (Mnd.478); Dhp.239 (id.); Mil.43
pp niddhanta).

in form = Sk. nirdhmāti, nis + dhamati, but in meaning the verb, as well as its derivations, are influenced by both meanings of niddhāvati (dhāvati1 & 2): see niddhāpeti, niddhamana, & niddhovati