The past tense of signal is signalled (uk) or signaled (us). See all forms of signal with easy examples.
The past tense of sign is signed. See all forms of sign with easy examples.
The past tense of sightsee is sightsaw. See all forms of sightsee with easy examples.
The past tense of sightread is sightread. See all forms of sightread with easy examples.
The past tense of sight-translate is sight-translated. See all forms of sight-translate with easy examples.
The past tense of sight is sighted. See all forms of sight with easy examples.
The past tense of sigh is sighed. See all forms of sigh with easy examples.
The past tense of sift is sifted. See all forms of sift with easy examples.
The past tense of sieve is sieved. See all forms of sieve with easy examples.
The past tense of siesta is siestaed. See all forms of siesta with easy examples.