hearken or harken/ʹhahk(ə)n/ verb intrans (hearkened harkened) (hearkening harkening)

• slagheap
• slain
• slainte
• slake
• slaked lime
• slalom
• slam
• slam-dance
• slam dunk
• slammer
• slander
• slang
• slanging match
• slant
• slant height
• slap
• slap and tickle
• slap-bang
• slapdash
• slap down
• slaphappy
• slaphead
• slap in the face
• slap on the back
• slap on the wrist