1. Supporting combustion
   - comburent, comburant

See also: combust, combustible

• subprime
• subprogram
• subrogate
• subrogation
• subroutine
• subroutine library
• subscribe
• subscribe to
• subscribed
• subscriber
• subscriber line
• subscript
• subscription
• subscription right
• subscription warrant
• subsection
• subsequence
• subsequent
• subsequently
• subsequentness
• subserve
• subservience
• subservient
• subserviently
• subservientness