The past tense of stink is stank or stunk. See all forms of stink with easy examples.
The past tense of sting is stung or stang (rare, dialect). See all forms of sting with easy examples.
The past tense of stimy is stimied. See all forms of stimy with easy examples.
The past tense of stimulate is stimulated. See all forms of stimulate with easy examples.
The past tense of stim is stimmed. See all forms of stim with easy examples.
The past tense of stiltify is stiltified. See all forms of stiltify with easy examples.
The past tense of stilt is stilted. See all forms of stilt with easy examples.
The past tense of still-hunt is still-hunted. See all forms of still-hunt with easy examples.
The past tense of still is stilled. See all forms of still with easy examples.
The past tense of stiletto is stilettoed. See all forms of stiletto with easy examples.