[Arthur McGowan]

(a) The state propositions have hamstrung the legislature, and resulted in almost no free choices anymore in budgetary decision.

He means "hamstringed."

[Sherman Logan]

Actually, he means hamstrung. It is the correct word.

[jonascord]

As an irregular verb, the word hamstring can be used either way.

TO hamstring, Have hamstrung.

My English teacher once told me that when in doubt, sound it out. To me, “hamstringed” clangs.