The comparative form of "silly" is "sillier".
Superlative the silly
sillier, the silliest
sillier, silliest
Banana silly.
more serious
The word sociable is too long (at 3 syllables) to form into comparative or superlative forms by adding a suffix, instead, you would say more sociable or most sociable. Otherwise, it will just sound silly. If you just had the 2 syllable end of the word, able, that can be formed into comparative and superlative forms with suffixes; abler, ablest.
There is no comparative of get.
The comparative of "first" is "earlier" or "prior".
Yes, i did call you silly..silly
comparative
comparative