S
- Sailor's hitch - a secure, jam-proof hitch
- Sailors knot aka Carrick bend - used for joining two lines
- Savoy knot aka Figure-of-eight knot, Flemish knot - decorative, heraldic knot
- Sheepshank - used to store rope
- Sheet bend - joins two ropes together
- Siberian hitch - used to attach a rope to an object
- Simple knot - (four-in-hand knot) a method of tying a necktie
- Single carrick bend - refers to different knots similar to the Carrick bend
- Single hitch - an overhand knot tied around or through an object
- Slip knot - knots which attach a line to an object and tighten when tension is applied; a type of knot designed to bind one end of a rope to the middle of another
- Slipped buntline hitch - used for attaching a rope to an object
- Slippery eight loop - adjustable loop knot
- Slippery hitch - used to attach a line to a rod or bar
- Snell Knot
- Snuggle hitch - a modification of the clove hitch
- Span loop - non-jamming loop that can be tied in the middle of a rope
- Spanish bowline - double loop knot
- Splice - the forming of a semi-permanent joint between two ropes
- Square knot - used to secure a rope or line around an object
- Square lashing - used to bind poles together
- Square turk's head - decorative knot with a variable number of interwoven strands, forming a closed loop
- Stein knot - variation of the Figure 8 knot
- Stevedore knot - a stopper knot often tied near the end of a rope
- Strangle knot - a simple binding knot
- Strap hitch - uses a continuous loop of strap to form a cow hitch around an object
- Surgeon's knot aka ligature knot - modification to the reef knot
- Surgeon's loop - similar to the Surgeon's knot but with a double strand
- Schwabisch knot - friction hitch used for rope climbing
Read more about this topic: List Of Knots