Principal Parts of Irregular Verbs: S to W

The principal parts of the irregular verb write are write, wrote, and written. (John Howard/Getty Images)

In the table below, you'll find the principal parts of the most common irregular verbs in English (from S to W).

To find the correct past or past participle form of a verb not included in the list, check your dictionary. If the dictionary gives only the present form of the verb, presume that the verb is regular and forms the past and past participle by adding -d or -ed.

Principal Parts of Irregular Verbs S-W

PRESENTPASTPAST PARTICIPLE
sitsatsat
sleepsleptslept
slideslidslid
slingslungslung
slitslitslit
speakspokespoken
speedsped (or speeded)sped (or speeded)
spinspunspun
splitsplitsplit
spreadspreadspread
springsprang (or sprung)sprung
standstoodstood
stealstolestolen
stickstuckstuck
stingstungstung
stinkstank (or stunk)stunk
strikestruckstruck (or stricken)
stringstrungstrung
swearsworesworn
sweepsweptswept
swellswelledswelled (or swollen)
swimswamswum
swingswungswung
taketooktaken
teachtaughttaught
teartoretorn
telltoldtold
thinkthoughtthought
throwthrewthrown
thrustthrustthrust
wakewoke (or waked)woke (or waked or woken)
wearworeworn
weavewovewoven
weepweptwept
winwonwon
windwoundwound
writewrotewritten