[so as to] See: [IN ORDER TO].

[so bad] See: [NOT BAD].

[so be it] also [be it so] {adv. phr.}, {formal} 1. […]

[so far] also [thus far] {adv.} Until this time or to […]

[so far as] See: [AS FAR AS].

[so far, so good] {informal} Until now things have gone well. […]

[so help me] {interj.}, {informal} I promise; I swear; may I […]

[so it goes] Akin to the French "c'est la vie!". This […]

[so long] {interj.}, {informal} Good-bye. - Used when you are leaving […]

[so long as] See: [AS LONG AS].