indeclinable
look here
Iṅgha (indeclinable) [Sanskrit aṅga probably after Pāli iṅgha (or añja, q.v.); from iñjati, cf. JPTS 1883, 84] — particle of exhortation, literally "get a move on", come on, go on, look here, Snp 83, 189, 862, 875 = 1052; Ja V 148; Pv IV 5 7 ; Vv 53 9 (= codanatthe nipāto Vv-a 237); Vv-a 47; Dhp-a IV 62.
come on; go on; please
【無】 發生，進行，喂；聽我說（喚起注意）。
(ind, ind, excl, imp 2nd sg of iñjati) please!; come on!; go on!; move it!; check it out! come on, look here Construction: √iñj > iṅgh + a