to 90 are plurals of 3, 4, 5, 6, 7, 8, 9.

These numerals are as follows:[144] 10, eser, 20, eserim, 3, shalosh, 30, shaloshim, 4, arba, 40, arbaim, 5, chamesh, 50, chamishshim, 6, shesh, 60, sheshshim, 7, sheba, 70, shibim, 8, shemoneh 80, shemonim, 9, tesha, 90, tishim.
The same formation appears in the numerals of the ancient Phoenicians,[145] and seems, indeed, to be a well-marked characteristic of the various branches of this division of the Caucasian race.

An analogous method appears in the formation of the tens in the Bisayan,[146] one of the Malay numeral scales, where 30, 40, ...

90, are constructed from 3, 4, ...

9, by adding the termination _-an_.
No more interesting contribution has ever been made to the literature of numeral nomenclature than that in which Dr.Trumbull embodies the results of his scholarly research among the languages of the native Indian tribes of this country.[147] As might be expected, we are everywhere confronted with a digital origin, direct or indirect, in the great body of the words examined.