थु thu. This suffix (like थ tha, above) has an अ á attached to it, and, in the very few derivatives which it makes, appears only as अथु áthu.

a. The only Vedic examples are ejáthu quaking, vepáthu trembling, stanáthu roaring. Later cases are nandáthu (TS.), nadathu (U.), kṣavathu (S.), davathu, bhraṅçathu,majjathu, vamathu, çvayathu, sphūrjathu.