S1I1N1G2L1E1T1R1E1E1S1
12 points
SINGLETREES is validvalid
SINGLETREE,
SINGLETREE, the crosspiece of a carriage to which harnesses are attached, also SWINGLETREE, SWINGTREE, WHIFFLETREE, WHIPPLETREE
SINGLETREE,
SINGLETREE, the crosspiece of a carriage to which harnesses are attached, also SWINGLETREE, SWINGTREE, WHIFFLETREE, WHIPPLETREE