The s is used in Arawak in order to indicate “showing form”, “having a surface of its own, a scale or cuticle”.

Si (phonetic spelling) has an inclination to alternate with syi (ph. sp.).

Sa (A. M. § 182, 148A).

a) 1) m-isa kwa t-a-n ka ororo a-koado-n-wa, the earth was without form, lit. not-isa yet it-being earth round-being;

2) isa, sound, in Acts III, 7, 16;

3) isa-ka-ni-ma-n and [Moses] was exceeding fair, kia ki Isa-tu-wabu n-a-sia asa-n, [the temple] which is called Beautiful, misi-ci a-odo-ci-sikwa sa-ke h-a-n ho-murreti-n o-doma, because ye … garnish the sepulchres of the righteous;

4) isa, good (the i is omitted in sa-ci, sa-tu); the word “holy” in the bible texts is also translated by isa;

5) isadi-, to lay up (treasures), to save, to restore, to heal, to make whole, to garnish;

6) I) karina-sa, an (hen's) egg, karina a-herakidi-n t-isa-wa t-adina abomun jin, as a hen doth gather her brood under her wings, baka-sa, a calf, kabaritu-sa, a kid;

II) isa, child (offspring), ka-sa, to be with child, to conceive, to beget, ma-sa, to have no child, to be barren;

b) a-sa, to call (to give a name);

c) saka, to wither, to be withered (a tree, a herb), lit. ka, making its appearance in a positive manner in time-reality, with the character of sa, showing form, scale or bark (in contrast with growing, living, soft things);