The proof for reading the 'unicorn' is given below.
The etyma are from Marathi language.
खोंड khōṇḍa m A young bull, a bullcalf.
खोंड khōṇḍa खोंडा khōṇḍā m A variety of जोंधळा. खोंडें khōṇḍēṃ n A description of जोंधळा. It is grown in the hot weather on garden-land. There are varieties of जोंधळा jōndhaḷā m A cereal plant or its grain, Holcus sorghum. Eight varieties are reckoned, viz. उता- वळी, निळवा, शाळू, रातडी, पिवळा जोंधळा, खुंडी, काळबोंडी जोंधळा, दूध मोगरा. There are however many others as केळी, अरगडी, डुकरी, बेंदरी, मडगूप &c. The list includes खुंडी (variant pronunciation of खोंड khōṇḍa खोंडा khōṇḍā
खोंडा khōṇḍā m A कांबळा of which one end is formed into a cowl or hood.
The young bull is often shown with a खोंडा khōṇḍā m A कांबळा On this pectoral the pannier ofr कांबळा is vividly shown on the shoulder of the young bull.
The Mari procession shows the young bull carried on a flagpost which is a खोंड khōṇḍa खोंडा khōṇḍā m A variety of जोंधळा. See the picture.
So, the young bull which is shown on thousands of inscriptions is खोंड khōṇḍa 'young bull' read rebus: kunda 'fine gold' (Marathi); kō̃da कोँद । कुलालादिकन्दुः f. a kiln; a potter's kiln (Rām. 1446; H. xi, 11); a brick-kiln (Śiv. 1033); a lime-kiln.(Kashmiri)
Thus, the young horned bull signifies a furnace.
The young bull is horned.
Santali gloss.
शृङ्गिन्् sriṅg-ín horned (V., C.); m. (C.) horned animal (Monier-Williams) शिंग śiṅga n (शृंग S) A horn. Pr. म्हशीचीं शिंगें म्हशीस जड नाहींत (Marathi) Rebus: singi 'ornament gold' Singī & singi (f.) [cp. Sk. śṛngī] 1. gold Vin i.38; S ii.234; J i.84.(Pali) शृङ्गिः śṛṅgiḥ शृङ्गिः Gold for ornaments (Skt. Apte)Thus, the horned young bull is a composite signifier fine gold, ornament gold.
The pictorial motif is deciphered as a cargo fine gold and ornament gold by seafaring merchants of Meluhha (mleccha).