For regular verbs, past forms are not shown. So an irregular verb like “swim” will have after it “swam,” indicating the simple past tense, then “swum,” the past participle.

The form of the verb that goes with “have,” the past participle, can trip up a lot of English-language users. June Casagrande shows us where to find the right word in the dictionary.

Today, less than 3% of verbs are irregular but they wield a disproportionate power. The ten most commonly used English verbs – be, have, do, go say, can, will, see, take and get – are all ...

Of 177 irregular verbs, 79 became regular in the last millennium. ... regular verbs are conjugated into the simple past and past-participle forms by appending the dental suffix ‘-ed’ to the ...

Now, Erez Lieberman, Martin Nowak and colleagues from Harvard University are looking at this record to mathematically model how our verbs evolved and how they will change in the future. Today, the ...