S.C. Code Ann. § 20-3-130
(B) Alimony and separate maintenance and support awards may be granted pendente lite and permanently in such amounts and for periods of time subject to conditions as the court considers just including, but not limited to:
(6) Such other form of spousal support, under terms and conditions as the court may consider just, as appropriate under the circumstances without limitation to grant more than one form of support.
For purposes of this subsection and unless otherwise agreed to in writing by the parties, "continued cohabitation" means the supported spouse resides with another person in a romantic relationship for a period of ninety or more consecutive days. The court may determine that a continued cohabitation exists if there is evidence that the supported spouse resides with another person in a romantic relationship for periods of less than ninety days and the two periodically separate in order to circumvent the ninety-day requirement.
(C) In making an award of alimony or separate maintenance and support, the court must consider and give weight in such proportion as it finds appropriate to all of the following factors: