yes it is a verb
Yes the word trod is a verb.
Angle is both a noun and a verb.
must - is called a modal auxiliary verb, must always goes before a main verb in this sentence the main verb is tripped. have - is an auxiliary verb in this sentence. Both of these can be called helping verbs
In the right context, trap is already a verb. For example, "to trap something or someone" is an action and therefore a verb.
Arthur Treacher's birth name is Arthur Veary Treacher.
Arthur Treacher's was created in 1969.
Bill Treacher is 5' 7".
Edward Treacher Collins died in 1932.
Treacher is an English family name or surname.
Edward Treacher Collins in 1900.
Arthur Treacher was born on July 23, 1894.
Arthur Treacher was born on July 23, 1894.
John Treacher was born on 1924-09-23.
Jamie Treacher was born in 1976, in England, UK.
No, there is no treatment for Treacher Collins Syndrome.
Arthur Treacher died on December 14, 1975 at the age of 81.