plural of SOS

So that, in order that. / To the extent that.

So is.

So has.

plural of SO

(idiomatic) Up to this point, all is OK.

(idiomatic) Until now; previously; yet. / (idiomatic) A limited distance, literal or metaphorical.

So named; commonly called. / (ironic) Commonly called by such a name, but not worthy of it.

(informal) Goodbye; a valediction used when leaving or departing from a person or place.

(slang) I am afraid so